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            "indicator": "Grafische bedrijven", 
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            "indicator": "Grafische bedrijven", 
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        {
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        {
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        {
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            "indicator": "Grafische bedrijven", 
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        {
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            "indicator": "Grafische bedrijven", 
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        {
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            "indicator": "Grafische bedrijven", 
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        {
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            "id": 3857980, 
            "indicator": "Grafische bedrijven", 
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        {
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            "indicator": "Grafische bedrijven", 
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        {
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            "indicator": "Grafische bedrijven", 
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            "year": 1930
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        {
            "amsterdam_code": "10358", 
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            "indicator": "Grafische bedrijven", 
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        {
            "amsterdam_code": "10546", 
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            "code": "G1ZT", 
            "id": 3858871, 
            "indicator": "Grafische bedrijven", 
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            "year": 1930
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        {
            "amsterdam_code": "10093", 
            "cbsnr": "193", 
            "code": "G1ZT", 
            "id": 3859297, 
            "indicator": "Grafische bedrijven", 
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            "year": 1930
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        {
            "amsterdam_code": "11075", 
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            "code": "G1ZT", 
            "id": 3859529, 
            "indicator": "Grafische bedrijven", 
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        {
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            "id": 3859703, 
            "indicator": "Grafische bedrijven", 
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            "year": 1930
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        {
            "amsterdam_code": "10342", 
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            "code": "G1ZT", 
            "id": 3860248, 
            "indicator": "Grafische bedrijven", 
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            "year": 1930
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        {
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            "indicator": "Grafische bedrijven", 
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        {
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            "indicator": "Grafische bedrijven", 
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            "id": 3862243, 
            "indicator": "Grafische bedrijven", 
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        {
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            "id": 3862800, 
            "indicator": "Grafische bedrijven", 
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        {
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            "code": "G1ZT", 
            "id": 3863216, 
            "indicator": "Grafische bedrijven", 
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        {
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            "code": "G1ZT", 
            "id": 3863403, 
            "indicator": "Grafische bedrijven", 
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        {
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            "id": 3864555, 
            "indicator": "Grafische bedrijven", 
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        {
            "amsterdam_code": "10324", 
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            "code": "G1ZT", 
            "id": 3865030, 
            "indicator": "Grafische bedrijven", 
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        {
            "amsterdam_code": "10527", 
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            "code": "G1ZT", 
            "id": 3865243, 
            "indicator": "Grafische bedrijven", 
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        {
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            "code": "G1ZT", 
            "id": 3865439, 
            "indicator": "Grafische bedrijven", 
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            "indicator": "Grafische bedrijven", 
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            "id": 3866192, 
            "indicator": "Grafische bedrijven", 
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            "year": 1930
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        {
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            "cbsnr": "388", 
            "code": "G1ZT", 
            "id": 3866533, 
            "indicator": "Grafische bedrijven", 
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        {
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            "id": 3866711, 
            "indicator": "Grafische bedrijven", 
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        {
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            "id": 3867038, 
            "indicator": "Grafische bedrijven", 
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        {
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            "code": "G1ZT", 
            "id": 3867193, 
            "indicator": "Grafische bedrijven", 
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            "year": 1930
        }, 
        {
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            "id": 3867371, 
            "indicator": "Grafische bedrijven", 
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        {
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            "id": 3868183, 
            "indicator": "Grafische bedrijven", 
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        {
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            "id": 3868559, 
            "indicator": "Grafische bedrijven", 
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        }, 
        {
            "amsterdam_code": "10773", 
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            "id": 3868723, 
            "indicator": "Grafische bedrijven", 
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            "year": 1930
        }, 
        {
            "amsterdam_code": "10361", 
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            "code": "G1ZT", 
            "id": 3869042, 
            "indicator": "Grafische bedrijven", 
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        }, 
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            "id": 3869190, 
            "indicator": "Grafische bedrijven", 
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        {
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            "id": 3870106, 
            "indicator": "Grafische bedrijven", 
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            "year": 1930
        }, 
        {
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            "code": "G1ZT", 
            "id": 3870276, 
            "indicator": "Grafische bedrijven", 
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            "year": 1930
        }, 
        {
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            "code": "G1ZT", 
            "id": 3870527, 
            "indicator": "Grafische bedrijven", 
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            "year": 1930
        }, 
        {
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            "code": "G1ZT", 
            "id": 3870921, 
            "indicator": "Grafische bedrijven", 
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            "year": 1930
        }, 
        {
            "amsterdam_code": "10702", 
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            "code": "G1ZT", 
            "id": 3871920, 
            "indicator": "Grafische bedrijven", 
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            "year": 1930
        }, 
        {
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            "id": 3872311, 
            "indicator": "Grafische bedrijven", 
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            "year": 1930
        }, 
        {
            "amsterdam_code": "10646", 
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            "id": 3873452, 
            "indicator": "Grafische bedrijven", 
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            "year": 1930
        }, 
        {
            "amsterdam_code": "10345", 
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            "id": 3873597, 
            "indicator": "Grafische bedrijven", 
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            "year": 1930
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        {
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            "id": 3873918, 
            "indicator": "Grafische bedrijven", 
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            "year": 1930
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        {
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            "code": "G1ZT", 
            "id": 3874120, 
            "indicator": "Grafische bedrijven", 
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            "year": 1930
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        {
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            "indicator": "Grafische bedrijven", 
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            "year": 1930
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            "indicator": "Grafische bedrijven", 
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            "id": 3874924, 
            "indicator": "Grafische bedrijven", 
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            "year": 1930
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            "id": 3875274, 
            "indicator": "Grafische bedrijven", 
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            "code": "G1ZT", 
            "id": 3875598, 
            "indicator": "Grafische bedrijven", 
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            "id": 3875836, 
            "indicator": "Grafische bedrijven", 
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            "year": 1930
        }, 
        {
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            "code": "G1ZT", 
            "id": 3876280, 
            "indicator": "Grafische bedrijven", 
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            "year": 1930
        }, 
        {
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            "cbsnr": "718", 
            "code": "G1ZT", 
            "id": 3876453, 
            "indicator": "Grafische bedrijven", 
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            "year": 1930
        }, 
        {
            "amsterdam_code": "10083", 
            "cbsnr": "757", 
            "code": "G1ZT", 
            "id": 3877341, 
            "indicator": "Grafische bedrijven", 
            "naam": "BOXTEL", 
            "value": 6.0, 
            "year": 1930
        }, 
        {
            "amsterdam_code": "10154", 
            "cbsnr": "758", 
            "code": "G1ZT", 
            "id": 3877462, 
            "indicator": "Grafische bedrijven", 
            "naam": "BREDA", 
            "value": 25.0, 
            "year": 1930
        }, 
        {
            "amsterdam_code": "11412", 
            "cbsnr": "766", 
            "code": "G1ZT", 
            "id": 3877747, 
            "indicator": "Grafische bedrijven", 
            "naam": "DONGEN", 
            "value": 10.0, 
            "year": 1930
        }, 
        {
            "amsterdam_code": "10932", 
            "cbsnr": "794", 
            "code": "G1ZT", 
            "id": 3878684, 
            "indicator": "Grafische bedrijven", 
            "naam": "HELMOND", 
            "value": 30.0, 
            "year": 1930
        }, 
        {
            "amsterdam_code": "10054", 
            "cbsnr": "796", 
            "code": "G1ZT", 
            "id": 3878835, 
            "indicator": "Grafische bedrijven", 
            "naam": "'S HERTOGENBOSCH", 
            "value": 52.0, 
            "year": 1930
        }, 
        {
            "amsterdam_code": "11259", 
            "cbsnr": "809", 
            "code": "G1ZT", 
            "id": 3879286, 
            "indicator": "Grafische bedrijven", 
            "naam": "LOON OP ZAND", 
            "value": 10.0, 
            "year": 1930
        }, 
        {
            "amsterdam_code": "11280", 
            "cbsnr": "826", 
            "code": "G1ZT", 
            "id": 3879822, 
            "indicator": "Grafische bedrijven", 
            "naam": "OOSTERHOUT", 
            "value": 26.0, 
            "year": 1930
        }, 
        {
            "amsterdam_code": "10407", 
            "cbsnr": "838", 
            "code": "G1ZT", 
            "id": 3880375, 
            "indicator": "Grafische bedrijven", 
            "naam": "ROOSENDAAL EN NISPEN", 
            "value": 15.0, 
            "year": 1930
        }, 
        {
            "amsterdam_code": "10792", 
            "cbsnr": "855", 
            "code": "G1ZT", 
            "id": 3880917, 
            "indicator": "Grafische bedrijven", 
            "naam": "TILBURG", 
            "value": 37.0, 
            "year": 1930
        }, 
        {
            "amsterdam_code": "10902", 
            "cbsnr": "917", 
            "code": "G1ZT", 
            "id": 3882661, 
            "indicator": "Grafische bedrijven", 
            "naam": "HEERLEN", 
            "value": 28.0, 
            "year": 1930
        }, 
        {
            "amsterdam_code": "10182", 
            "cbsnr": "935", 
            "code": "G1ZT", 
            "id": 3883334, 
            "indicator": "Grafische bedrijven", 
            "naam": "MAASTRICHT", 
            "value": 15.0, 
            "year": 1930
        }, 
        {
            "amsterdam_code": "10494", 
            "cbsnr": "938", 
            "code": "G1ZT", 
            "id": 3883494, 
            "indicator": "Grafische bedrijven", 
            "naam": "MEERSSEN", 
            "value": 8.0, 
            "year": 1930
        }, 
        {
            "amsterdam_code": "11313", 
            "cbsnr": "957", 
            "code": "G1ZT", 
            "id": 3884079, 
            "indicator": "Grafische bedrijven", 
            "naam": "ROERMOND", 
            "value": 23.0, 
            "year": 1930
        }, 
        {
            "amsterdam_code": "10477", 
            "cbsnr": "983", 
            "code": "G1ZT", 
            "id": 3885054, 
            "indicator": "Grafische bedrijven", 
            "naam": "VENLO", 
            "value": 7.0, 
            "year": 1930
        }, 
        {
            "amsterdam_code": "10167", 
            "cbsnr": "1070", 
            "code": "G1ZT", 
            "id": 3885391, 
            "indicator": "Grafische bedrijven", 
            "naam": "HARDINXVELD", 
            "value": 9.0, 
            "year": 1930
        }, 
        {
            "amsterdam_code": "10227", 
            "cbsnr": "1081", 
            "code": "G1ZT", 
            "id": 3885461, 
            "indicator": "Grafische bedrijven", 
            "naam": "HILLEGERSBERG", 
            "value": 6.0, 
            "year": 1930
        }
    ]
}