{
  "name": "B25035_001M",
  "label": "Margin of Error!!Median year structure built",
  "predicateType": "int",
  "group": "B25035",
  "limit": 0,
  "attributes": "B25035_001MA",
  "attribute of": "B25035_001E",
  "attribute type": "Margin of Error"
}