{
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            "indicator": "Grafische bedrijven", 
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        {
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            "code": "GWEV", 
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            "indicator": "Grafische bedrijven", 
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            "value": 136.0, 
            "year": 1930
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            "indicator": "Grafische bedrijven", 
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            "code": "GWEV", 
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            "indicator": "Grafische bedrijven", 
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        {
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            "cbsnr": "52", 
            "code": "GWEV", 
            "id": 3853340, 
            "indicator": "Grafische bedrijven", 
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            "year": 1930
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        {
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            "code": "GWEV", 
            "id": 3853867, 
            "indicator": "Grafische bedrijven", 
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            "year": 1930
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        {
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            "code": "GWEV", 
            "id": 3853983, 
            "indicator": "Grafische bedrijven", 
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        {
            "amsterdam_code": "10909", 
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            "code": "GWEV", 
            "id": 3854079, 
            "indicator": "Grafische bedrijven", 
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            "value": 5.0, 
            "year": 1930
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        {
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            "code": "GWEV", 
            "id": 3854198, 
            "indicator": "Grafische bedrijven", 
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        {
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            "code": "GWEV", 
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            "indicator": "Grafische bedrijven", 
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            "year": 1930
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            "code": "GWEV", 
            "id": 3854680, 
            "indicator": "Grafische bedrijven", 
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        {
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            "code": "GWEV", 
            "id": 3855014, 
            "indicator": "Grafische bedrijven", 
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            "year": 1930
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        {
            "amsterdam_code": "10522", 
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            "code": "GWEV", 
            "id": 3855542, 
            "indicator": "Grafische bedrijven", 
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            "year": 1930
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        {
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            "code": "GWEV", 
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            "indicator": "Grafische bedrijven", 
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            "code": "GWEV", 
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            "indicator": "Grafische bedrijven", 
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        {
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            "code": "GWEV", 
            "id": 3856193, 
            "indicator": "Grafische bedrijven", 
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            "year": 1930
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        {
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            "code": "GWEV", 
            "id": 3856892, 
            "indicator": "Grafische bedrijven", 
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            "year": 1930
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        {
            "amsterdam_code": "10899", 
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            "code": "GWEV", 
            "id": 3857317, 
            "indicator": "Grafische bedrijven", 
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            "year": 1930
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        {
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            "code": "GWEV", 
            "id": 3857512, 
            "indicator": "Grafische bedrijven", 
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            "year": 1930
        }, 
        {
            "amsterdam_code": "10806", 
            "cbsnr": "163", 
            "code": "GWEV", 
            "id": 3857875, 
            "indicator": "Grafische bedrijven", 
            "naam": "HELLENDOORN", 
            "value": 1.0, 
            "year": 1930
        }, 
        {
            "amsterdam_code": "10907", 
            "cbsnr": "164", 
            "code": "GWEV", 
            "id": 3857989, 
            "indicator": "Grafische bedrijven", 
            "naam": "HENGELO O", 
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            "year": 1930
        }, 
        {
            "amsterdam_code": "10253", 
            "cbsnr": "166", 
            "code": "GWEV", 
            "id": 3858149, 
            "indicator": "Grafische bedrijven", 
            "naam": "KAMPEN", 
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            "year": 1930
        }, 
        {
            "amsterdam_code": "11100", 
            "cbsnr": "173", 
            "code": "GWEV", 
            "id": 3858520, 
            "indicator": "Grafische bedrijven", 
            "naam": "OLDENZAAL", 
            "value": 1.0, 
            "year": 1930
        }, 
        {
            "amsterdam_code": "10093", 
            "cbsnr": "193", 
            "code": "GWEV", 
            "id": 3859307, 
            "indicator": "Grafische bedrijven", 
            "naam": "ZWOLLE", 
            "value": 37.0, 
            "year": 1930
        }, 
        {
            "amsterdam_code": "11075", 
            "cbsnr": "200", 
            "code": "GWEV", 
            "id": 3859539, 
            "indicator": "Grafische bedrijven", 
            "naam": "APELDOORN", 
            "value": 20.0, 
            "year": 1930
        }, 
        {
            "amsterdam_code": "10795", 
            "cbsnr": "202", 
            "code": "GWEV", 
            "id": 3859713, 
            "indicator": "Grafische bedrijven", 
            "naam": "ARNHEM", 
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            "year": 1930
        }, 
        {
            "amsterdam_code": "10342", 
            "cbsnr": "216", 
            "code": "GWEV", 
            "id": 3860255, 
            "indicator": "Grafische bedrijven", 
            "naam": "CULEMBORG", 
            "value": 4.0, 
            "year": 1930
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        {
            "amsterdam_code": "11209", 
            "cbsnr": "268", 
            "code": "GWEV", 
            "id": 3861835, 
            "indicator": "Grafische bedrijven", 
            "naam": "NIJMEGEN", 
            "value": 28.0, 
            "year": 1930
        }, 
        {
            "amsterdam_code": "11325", 
            "cbsnr": "274", 
            "code": "GWEV", 
            "id": 3862118, 
            "indicator": "Grafische bedrijven", 
            "naam": "RENKUM", 
            "value": 1.0, 
            "year": 1930
        }, 
        {
            "amsterdam_code": "11355", 
            "cbsnr": "275", 
            "code": "GWEV", 
            "id": 3862252, 
            "indicator": "Grafische bedrijven", 
            "naam": "RHEDEN", 
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            "year": 1930
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        {
            "amsterdam_code": "10027", 
            "cbsnr": "281", 
            "code": "GWEV", 
            "id": 3862504, 
            "indicator": "Grafische bedrijven", 
            "naam": "TIEL", 
            "value": 5.0, 
            "year": 1930
        }, 
        {
            "amsterdam_code": "11010", 
            "cbsnr": "289", 
            "code": "GWEV", 
            "id": 3862809, 
            "indicator": "Grafische bedrijven", 
            "naam": "WAGENINGEN", 
            "value": 38.0, 
            "year": 1930
        }, 
        {
            "amsterdam_code": "10254", 
            "cbsnr": "301", 
            "code": "GWEV", 
            "id": 3863226, 
            "indicator": "Grafische bedrijven", 
            "naam": "ZUTPHEN", 
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            "year": 1930
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        {
            "amsterdam_code": "10948", 
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            "code": "GWEV", 
            "id": 3863412, 
            "indicator": "Grafische bedrijven", 
            "naam": "AMERSFOORT", 
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            "year": 1930
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        {
            "amsterdam_code": "11411", 
            "cbsnr": "308", 
            "code": "GWEV", 
            "id": 3863526, 
            "indicator": "Grafische bedrijven", 
            "naam": "BAARN", 
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            "year": 1930
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        {
            "amsterdam_code": "10722", 
            "cbsnr": "344", 
            "code": "GWEV", 
            "id": 3864566, 
            "indicator": "Grafische bedrijven", 
            "naam": "UTRECHT", 
            "value": 147.0, 
            "year": 1930
        }, 
        {
            "amsterdam_code": "11052", 
            "cbsnr": "345", 
            "code": "GWEV", 
            "id": 3864691, 
            "indicator": "Grafische bedrijven", 
            "naam": "VEENENDAAL", 
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            "year": 1930
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        {
            "amsterdam_code": "10324", 
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            "code": "GWEV", 
            "id": 3865040, 
            "indicator": "Grafische bedrijven", 
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            "year": 1930
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        {
            "amsterdam_code": "10527", 
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            "code": "GWEV", 
            "id": 3865254, 
            "indicator": "Grafische bedrijven", 
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            "year": 1930
        }, 
        {
            "amsterdam_code": "11150", 
            "cbsnr": "363", 
            "code": "GWEV", 
            "id": 3865452, 
            "indicator": "Grafische bedrijven", 
            "naam": "AMSTERDAM", 
            "value": 956.0, 
            "year": 1930
        }, 
        {
            "amsterdam_code": "10272", 
            "cbsnr": "375", 
            "code": "GWEV", 
            "id": 3865874, 
            "indicator": "Grafische bedrijven", 
            "naam": "BEVERWIJK", 
            "value": 4.0, 
            "year": 1930
        }, 
        {
            "amsterdam_code": "10850", 
            "cbsnr": "377", 
            "code": "GWEV", 
            "id": 3866000, 
            "indicator": "Grafische bedrijven", 
            "naam": "BLOEMENDAAL", 
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            "year": 1930
        }, 
        {
            "amsterdam_code": "10281", 
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            "code": "GWEV", 
            "id": 3866201, 
            "indicator": "Grafische bedrijven", 
            "naam": "BUSSUM", 
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            "year": 1930
        }, 
        {
            "amsterdam_code": "10884", 
            "cbsnr": "385", 
            "code": "GWEV", 
            "id": 3866390, 
            "indicator": "Grafische bedrijven", 
            "naam": "EDAM-VOLENDAM", 
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            "year": 1930
        }, 
        {
            "amsterdam_code": "10729", 
            "cbsnr": "388", 
            "code": "GWEV", 
            "id": 3866542, 
            "indicator": "Grafische bedrijven", 
            "naam": "ENKHUIZEN", 
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            "year": 1930
        }, 
        {
            "amsterdam_code": "10357", 
            "cbsnr": "392", 
            "code": "GWEV", 
            "id": 3866723, 
            "indicator": "Grafische bedrijven", 
            "naam": "HAARLEM", 
            "value": 344.0, 
            "year": 1930
        }, 
        {
            "amsterdam_code": "10285", 
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            "code": "GWEV", 
            "id": 3867048, 
            "indicator": "Grafische bedrijven", 
            "naam": "DEN HELDER", 
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            "year": 1930
        }, 
        {
            "amsterdam_code": "11285", 
            "cbsnr": "402", 
            "code": "GWEV", 
            "id": 3867203, 
            "indicator": "Grafische bedrijven", 
            "naam": "HILVERSUM", 
            "value": 37.0, 
            "year": 1930
        }, 
        {
            "amsterdam_code": "11392", 
            "cbsnr": "405", 
            "code": "GWEV", 
            "id": 3867381, 
            "indicator": "Grafische bedrijven", 
            "naam": "HOORN", 
            "value": 22.0, 
            "year": 1930
        }, 
        {
            "amsterdam_code": "11066", 
            "cbsnr": "439", 
            "code": "GWEV", 
            "id": 3868192, 
            "indicator": "Grafische bedrijven", 
            "naam": "PURMEREND", 
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            "year": 1930
        }, 
        {
            "amsterdam_code": "10620", 
            "cbsnr": "453", 
            "code": "GWEV", 
            "id": 3868568, 
            "indicator": "Grafische bedrijven", 
            "naam": "VELSEN", 
            "value": 8.0, 
            "year": 1930
        }, 
        {
            "amsterdam_code": "10773", 
            "cbsnr": "457", 
            "code": "GWEV", 
            "id": 3868733, 
            "indicator": "Grafische bedrijven", 
            "naam": "WEESP", 
            "value": 4.0, 
            "year": 1930
        }, 
        {
            "amsterdam_code": "10361", 
            "cbsnr": "468", 
            "code": "GWEV", 
            "id": 3869051, 
            "indicator": "Grafische bedrijven", 
            "naam": "WORMERVEER", 
            "value": 4.0, 
            "year": 1930
        }, 
        {
            "amsterdam_code": "11044", 
            "cbsnr": "471", 
            "code": "GWEV", 
            "id": 3869199, 
            "indicator": "Grafische bedrijven", 
            "naam": "ZAANDAM", 
            "value": 10.0, 
            "year": 1930
        }, 
        {
            "amsterdam_code": "10928", 
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            "code": "GWEV", 
            "id": 3870115, 
            "indicator": "Grafische bedrijven", 
            "naam": "DELFT", 
            "value": 36.0, 
            "year": 1930
        }, 
        {
            "amsterdam_code": "11157", 
            "cbsnr": "505", 
            "code": "GWEV", 
            "id": 3870287, 
            "indicator": "Grafische bedrijven", 
            "naam": "DORDRECHT", 
            "value": 34.0, 
            "year": 1930
        }, 
        {
            "amsterdam_code": "10942", 
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            "code": "GWEV", 
            "id": 3870536, 
            "indicator": "Grafische bedrijven", 
            "naam": "GORINCHEM", 
            "value": 9.0, 
            "year": 1930
        }, 
        {
            "amsterdam_code": "10302", 
            "cbsnr": "513", 
            "code": "GWEV", 
            "id": 3870674, 
            "indicator": "Grafische bedrijven", 
            "naam": "GOUDA", 
            "value": 15.0, 
            "year": 1930
        }, 
        {
            "amsterdam_code": "11434", 
            "cbsnr": "518", 
            "code": "GWEV", 
            "id": 3870933, 
            "indicator": "Grafische bedrijven", 
            "naam": "'S GRAVENHAGE", 
            "value": 460.0, 
            "year": 1930
        }, 
        {
            "amsterdam_code": "10707", 
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            "code": "GWEV", 
            "id": 3871507, 
            "indicator": "Grafische bedrijven", 
            "naam": "KATWIJK", 
            "value": 2.0, 
            "year": 1930
        }, 
        {
            "amsterdam_code": "10685", 
            "cbsnr": "545", 
            "code": "GWEV", 
            "id": 3871799, 
            "indicator": "Grafische bedrijven", 
            "naam": "LEERDAM", 
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            "year": 1930
        }, 
        {
            "amsterdam_code": "10702", 
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            "code": "GWEV", 
            "id": 3871930, 
            "indicator": "Grafische bedrijven", 
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            "year": 1930
        }, 
        {
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            "code": "GWEV", 
            "id": 3872320, 
            "indicator": "Grafische bedrijven", 
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            "year": 1930
        }, 
        {
            "amsterdam_code": "10646", 
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            "code": "GWEV", 
            "id": 3873459, 
            "indicator": "Grafische bedrijven", 
            "naam": "RIDDERKERK", 
            "value": 1.0, 
            "year": 1930
        }, 
        {
            "amsterdam_code": "10345", 
            "cbsnr": "599", 
            "code": "GWEV", 
            "id": 3873609, 
            "indicator": "Grafische bedrijven", 
            "naam": "ROTTERDAM", 
            "value": 698.0, 
            "year": 1930
        }, 
        {
            "amsterdam_code": "11260", 
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            "code": "GWEV", 
            "id": 3873928, 
            "indicator": "Grafische bedrijven", 
            "naam": "SCHIEDAM", 
            "value": 47.0, 
            "year": 1930
        }, 
        {
            "amsterdam_code": "11331", 
            "cbsnr": "610", 
            "code": "GWEV", 
            "id": 3874127, 
            "indicator": "Grafische bedrijven", 
            "naam": "SLIEDRECHT", 
            "value": 2.0, 
            "year": 1930
        }, 
        {
            "amsterdam_code": "10811", 
            "cbsnr": "622", 
            "code": "GWEV", 
            "id": 3874472, 
            "indicator": "Grafische bedrijven", 
            "naam": "VLAARDINGEN", 
            "value": 18.0, 
            "year": 1930
        }, 
        {
            "amsterdam_code": "10974", 
            "cbsnr": "632", 
            "code": "GWEV", 
            "id": 3874823, 
            "indicator": "Grafische bedrijven", 
            "naam": "WOERDEN", 
            "value": 4.0, 
            "year": 1930
        }, 
        {
            "amsterdam_code": "10974", 
            "cbsnr": "632", 
            "code": "GWEV", 
            "id": 3874932, 
            "indicator": "Grafische bedrijven", 
            "naam": "WOERDEN", 
            "value": 4.0, 
            "year": 1930
        }, 
        {
            "amsterdam_code": "10674", 
            "cbsnr": "664", 
            "code": "GWEV", 
            "id": 3875608, 
            "indicator": "Grafische bedrijven", 
            "naam": "GOES", 
            "value": 4.0, 
            "year": 1930
        }, 
        {
            "amsterdam_code": "10122", 
            "cbsnr": "687", 
            "code": "GWEV", 
            "id": 3875845, 
            "indicator": "Grafische bedrijven", 
            "naam": "MIDDELBURG", 
            "value": 25.0, 
            "year": 1930
        }, 
        {
            "amsterdam_code": "10704", 
            "cbsnr": "715", 
            "code": "GWEV", 
            "id": 3876288, 
            "indicator": "Grafische bedrijven", 
            "naam": "TERNEUZEN", 
            "value": 6.0, 
            "year": 1930
        }, 
        {
            "amsterdam_code": "10270", 
            "cbsnr": "718", 
            "code": "GWEV", 
            "id": 3876462, 
            "indicator": "Grafische bedrijven", 
            "naam": "VLISSINGEN", 
            "value": 12.0, 
            "year": 1930
        }, 
        {
            "amsterdam_code": "10843", 
            "cbsnr": "732", 
            "code": "GWEV", 
            "id": 3876668, 
            "indicator": "Grafische bedrijven", 
            "naam": "ZIERIKZEE", 
            "value": 1.0, 
            "year": 1930
        }, 
        {
            "amsterdam_code": "11037", 
            "cbsnr": "748", 
            "code": "GWEV", 
            "id": 3877020, 
            "indicator": "Grafische bedrijven", 
            "naam": "BERGEN OP ZOOM", 
            "value": 8.0, 
            "year": 1930
        }, 
        {
            "amsterdam_code": "10083", 
            "cbsnr": "757", 
            "code": "GWEV", 
            "id": 3877349, 
            "indicator": "Grafische bedrijven", 
            "naam": "BOXTEL", 
            "value": 4.0, 
            "year": 1930
        }, 
        {
            "amsterdam_code": "10154", 
            "cbsnr": "758", 
            "code": "GWEV", 
            "id": 3877472, 
            "indicator": "Grafische bedrijven", 
            "naam": "BREDA", 
            "value": 28.0, 
            "year": 1930
        }, 
        {
            "amsterdam_code": "11298", 
            "cbsnr": "772", 
            "code": "GWEV", 
            "id": 3878008, 
            "indicator": "Grafische bedrijven", 
            "naam": "EINDHOVEN", 
            "value": 122.0, 
            "year": 1930
        }, 
        {
            "amsterdam_code": "10932", 
            "cbsnr": "794", 
            "code": "GWEV", 
            "id": 3878693, 
            "indicator": "Grafische bedrijven", 
            "naam": "HELMOND", 
            "value": 10.0, 
            "year": 1930
        }, 
        {
            "amsterdam_code": "10054", 
            "cbsnr": "796", 
            "code": "GWEV", 
            "id": 3878847, 
            "indicator": "Grafische bedrijven", 
            "naam": "'S HERTOGENBOSCH", 
            "value": 107.0, 
            "year": 1930
        }, 
        {
            "amsterdam_code": "11259", 
            "cbsnr": "809", 
            "code": "GWEV", 
            "id": 3879294, 
            "indicator": "Grafische bedrijven", 
            "naam": "LOON OP ZAND", 
            "value": 4.0, 
            "year": 1930
        }, 
        {
            "amsterdam_code": "11280", 
            "cbsnr": "826", 
            "code": "GWEV", 
            "id": 3879830, 
            "indicator": "Grafische bedrijven", 
            "naam": "OOSTERHOUT", 
            "value": 10.0, 
            "year": 1930
        }, 
        {
            "amsterdam_code": "10407", 
            "cbsnr": "838", 
            "code": "GWEV", 
            "id": 3880385, 
            "indicator": "Grafische bedrijven", 
            "naam": "ROOSENDAAL EN NISPEN", 
            "value": 7.0, 
            "year": 1930
        }, 
        {
            "amsterdam_code": "10792", 
            "cbsnr": "855", 
            "code": "GWEV", 
            "id": 3880927, 
            "indicator": "Grafische bedrijven", 
            "naam": "TILBURG", 
            "value": 37.0, 
            "year": 1930
        }, 
        {
            "amsterdam_code": "11224", 
            "cbsnr": "865", 
            "code": "GWEV", 
            "id": 3881301, 
            "indicator": "Grafische bedrijven", 
            "naam": "VUGHT", 
            "value": 1.0, 
            "year": 1930
        }, 
        {
            "amsterdam_code": "10046", 
            "cbsnr": "878", 
            "code": "GWEV", 
            "id": 3881714, 
            "indicator": "Grafische bedrijven", 
            "naam": "ZEVENBERGEN", 
            "value": 5.0, 
            "year": 1930
        }, 
        {
            "amsterdam_code": "10902", 
            "cbsnr": "917", 
            "code": "GWEV", 
            "id": 3882671, 
            "indicator": "Grafische bedrijven", 
            "naam": "HEERLEN", 
            "value": 18.0, 
            "year": 1930
        }, 
        {
            "amsterdam_code": "10313", 
            "cbsnr": "928", 
            "code": "GWEV", 
            "id": 3883037, 
            "indicator": "Grafische bedrijven", 
            "naam": "KERKRADE", 
            "value": 4.0, 
            "year": 1930
        }, 
        {
            "amsterdam_code": "10182", 
            "cbsnr": "935", 
            "code": "GWEV", 
            "id": 3883344, 
            "indicator": "Grafische bedrijven", 
            "naam": "MAASTRICHT", 
            "value": 65.0, 
            "year": 1930
        }, 
        {
            "amsterdam_code": "10494", 
            "cbsnr": "938", 
            "code": "GWEV", 
            "id": 3883499, 
            "indicator": "Grafische bedrijven", 
            "naam": "MEERSSEN", 
            "value": 1.0, 
            "year": 1930
        }, 
        {
            "amsterdam_code": "11313", 
            "cbsnr": "957", 
            "code": "GWEV", 
            "id": 3884089, 
            "indicator": "Grafische bedrijven", 
            "naam": "ROERMOND", 
            "value": 16.0, 
            "year": 1930
        }, 
        {
            "amsterdam_code": "11230", 
            "cbsnr": "968", 
            "code": "GWEV", 
            "id": 3884488, 
            "indicator": "Grafische bedrijven", 
            "naam": "SITTARD", 
            "value": 3.0, 
            "year": 1930
        }, 
        {
            "amsterdam_code": "10477", 
            "cbsnr": "983", 
            "code": "GWEV", 
            "id": 3885063, 
            "indicator": "Grafische bedrijven", 
            "naam": "VENLO", 
            "value": 13.0, 
            "year": 1930
        }, 
        {
            "amsterdam_code": "10167", 
            "cbsnr": "1070", 
            "code": "GWEV", 
            "id": 3885398, 
            "indicator": "Grafische bedrijven", 
            "naam": "HARDINXVELD", 
            "value": 2.0, 
            "year": 1930
        }, 
        {
            "amsterdam_code": "10410", 
            "cbsnr": "1083", 
            "code": "GWEV", 
            "id": 3885546, 
            "indicator": "Grafische bedrijven", 
            "naam": "HOOGEZAND", 
            "value": 12.0, 
            "year": 1930
        }, 
        {
            "amsterdam_code": "11045", 
            "cbsnr": "1106", 
            "code": "GWEV", 
            "id": 3885624, 
            "indicator": "Grafische bedrijven", 
            "naam": "LONNEKER", 
            "value": 1.0, 
            "year": 1930
        }, 
        {
            "amsterdam_code": "10080", 
            "cbsnr": "1168", 
            "code": "GWEV", 
            "id": 3885706, 
            "indicator": "Grafische bedrijven", 
            "naam": "SAPPEMEER", 
            "value": 7.0, 
            "year": 1930
        }, 
        {
            "amsterdam_code": "10825", 
            "cbsnr": "1225", 
            "code": "GWEV", 
            "id": 3885788, 
            "indicator": "Grafische bedrijven", 
            "naam": "WILDERVANK", 
            "value": 10.0, 
            "year": 1930
        }, 
        {
            "amsterdam_code": "10610", 
            "cbsnr": "1250", 
            "code": "GWEV", 
            "id": 3885882, 
            "indicator": "Grafische bedrijven", 
            "naam": "ONSTWEDDE", 
            "value": 22.0, 
            "year": 1930
        }
    ]
}