{
  "fields": [{"type":"int","id":"_id"},{"info":{"label":"Year"},"type":"numeric","id":"year"},{"info":{"label":"PM2.5 air pollution, mean annual exposure (micrograms per cubic meter)"},"type":"numeric","id":"PM_expo"},{"info":{"label":"Reference"},"type":"text","id":"reference"}],
  "records": [
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    [3,2011,30.9,"screencapture-databank-worldbank-org_25.01.2-21.pdf"],
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    [5,2013,30.3,"screencapture-databank-worldbank-org_25.01.2-21.pdf"],
    [6,2014,28.6,"screencapture-databank-worldbank-org_25.01.2-21.pdf"],
    [7,2015,26.8,"screencapture-databank-worldbank-org_25.01.2-21.pdf"],
    [8,2016,25.2,"screencapture-databank-worldbank-org_25.01.2-21.pdf"],
    [9,2017,25.6,"screencapture-databank-worldbank-org_25.01.2-21.pdf"]
]}