{
  "name": "B25111_009M",
  "label": "Margin of Error!!Median gross rent!!Total!!Built 1940 to 1949",
  "predicateType": "int",
  "group": "B25111",
  "limit": 0,
  "attributes": "B25111_009MA",
  "attribute of": "B25111_009E",
  "attribute type": "Margin of Error"
}