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            "indicator": "Mijnen", 
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            "value": 1.0, 
            "year": 1930
        }, 
        {
            "amsterdam_code": "11391", 
            "cbsnr": "834", 
            "code": "MID1", 
            "id": 3840363, 
            "indicator": "Mijnen", 
            "naam": "RAAMSDONK", 
            "value": 2.0, 
            "year": 1930
        }, 
        {
            "amsterdam_code": "10941", 
            "cbsnr": "902", 
            "code": "MID1", 
            "id": 3843013, 
            "indicator": "Mijnen", 
            "naam": "ECHT", 
            "value": 406.0, 
            "year": 1930
        }, 
        {
            "amsterdam_code": "10902", 
            "cbsnr": "917", 
            "code": "MID1", 
            "id": 3843543, 
            "indicator": "Mijnen", 
            "naam": "HEERLEN", 
            "value": 5735.0, 
            "year": 1930
        }, 
        {
            "amsterdam_code": "10313", 
            "cbsnr": "928", 
            "code": "MID1", 
            "id": 3843953, 
            "indicator": "Mijnen", 
            "naam": "KERKRADE", 
            "value": 5734.0, 
            "year": 1930
        }, 
        {
            "amsterdam_code": "11352", 
            "cbsnr": "934", 
            "code": "MID1", 
            "id": 3844218, 
            "indicator": "Mijnen", 
            "naam": "MAASBREE", 
            "value": 4.0, 
            "year": 1930
        }, 
        {
            "amsterdam_code": "10182", 
            "cbsnr": "935", 
            "code": "MID1", 
            "id": 3844411, 
            "indicator": "Mijnen", 
            "naam": "MAASTRICHT", 
            "value": 435.0, 
            "year": 1930
        }, 
        {
            "amsterdam_code": "10494", 
            "cbsnr": "938", 
            "code": "MID1", 
            "id": 3844578, 
            "indicator": "Mijnen", 
            "naam": "MEERSSEN", 
            "value": 195.0, 
            "year": 1930
        }, 
        {
            "amsterdam_code": "10681", 
            "cbsnr": "946", 
            "code": "MID1", 
            "id": 3844852, 
            "indicator": "Mijnen", 
            "naam": "NEDERWEERT", 
            "value": 17.0, 
            "year": 1930
        }, 
        {
            "amsterdam_code": "11313", 
            "cbsnr": "957", 
            "code": "MID1", 
            "id": 3845292, 
            "indicator": "Mijnen", 
            "naam": "ROERMOND", 
            "value": 67.0, 
            "year": 1930
        }, 
        {
            "amsterdam_code": "11230", 
            "cbsnr": "968", 
            "code": "MID1", 
            "id": 3845711, 
            "indicator": "Mijnen", 
            "naam": "SITTARD", 
            "value": 694.0, 
            "year": 1930
        }, 
        {
            "amsterdam_code": "10007", 
            "cbsnr": "981", 
            "code": "MID1", 
            "id": 3846146, 
            "indicator": "Mijnen", 
            "naam": "VAALS", 
            "value": 420.0, 
            "year": 1930
        }, 
        {
            "amsterdam_code": "10477", 
            "cbsnr": "983", 
            "code": "MID1", 
            "id": 3846355, 
            "indicator": "Mijnen", 
            "naam": "VENLO", 
            "value": 7.0, 
            "year": 1930
        }, 
        {
            "amsterdam_code": "11222", 
            "cbsnr": "984", 
            "code": "MID1", 
            "id": 3846477, 
            "indicator": "Mijnen", 
            "naam": "VENRAY", 
            "value": 3.0, 
            "year": 1930
        }, 
        {
            "amsterdam_code": "10174", 
            "cbsnr": "1011", 
            "code": "MID1", 
            "id": 3847092, 
            "indicator": "Mijnen", 
            "naam": "AMBT-HARDENBERG", 
            "value": 428.0, 
            "year": 1930
        }, 
        {
            "amsterdam_code": "10167", 
            "cbsnr": "1070", 
            "code": "MID1", 
            "id": 3847832, 
            "indicator": "Mijnen", 
            "naam": "HARDINXVELD", 
            "value": 24.0, 
            "year": 1930
        }, 
        {
            "amsterdam_code": "10410", 
            "cbsnr": "1083", 
            "code": "MID1", 
            "id": 3848203, 
            "indicator": "Mijnen", 
            "naam": "HOOGEZAND", 
            "value": 1.0, 
            "year": 1930
        }, 
        {
            "amsterdam_code": "11045", 
            "cbsnr": "1106", 
            "code": "MID1", 
            "id": 3848611, 
            "indicator": "Mijnen", 
            "naam": "LONNEKER", 
            "value": 25.0, 
            "year": 1930
        }, 
        {
            "amsterdam_code": "10680", 
            "cbsnr": "1174", 
            "code": "MID1", 
            "id": 3849903, 
            "indicator": "Mijnen", 
            "naam": "SCHOTERLAND", 
            "value": 34.0, 
            "year": 1930
        }, 
        {
            "amsterdam_code": "10654", 
            "cbsnr": "1245", 
            "code": "MID1", 
            "id": 3851270, 
            "indicator": "Mijnen", 
            "naam": "ZWOLLERKERSPEL", 
            "value": 2.0, 
            "year": 1930
        }, 
        {
            "amsterdam_code": "10799", 
            "cbsnr": "1249", 
            "code": "MID1", 
            "id": 3851443, 
            "indicator": "Mijnen", 
            "naam": "NIEUWER-AMSTEL", 
            "value": 1.0, 
            "year": 1930
        }, 
        {
            "amsterdam_code": "10610", 
            "cbsnr": "1250", 
            "code": "MID1", 
            "id": 3851586, 
            "indicator": "Mijnen", 
            "naam": "ONSTWEDDE", 
            "value": 21.0, 
            "year": 1930
        }
    ]
}