{
  "fields": [{"id":"_id","type":"int"},{"id":"Capital","type":"numeric"},{"id":"Question","type":"numeric"},{"id":"Answer","type":"numeric"},{"id":"Propn","type":"numeric"}],
  "records": [
    [1,1,6,14,0.3],
    [2,1,6,15,0.3],
    [3,1,7,16,0.3],
    [4,1,7,17,0.3],
    [5,1,7,18,0.3],
    [6,null,9,21,0.7],
    [7,2,11,26,0.1],
    [8,2,13,30,0.01],
    [9,2,15,34,0.1]
]}