{
  "name": "S0502PR_C04_135M",
  "label": "Margin of Error!!Foreign-born; Entered before 2010!!Occupied housing units!!Median number of rooms",
  "concept": "Selected Characteristics of the Foreign-Born Population by Period of Entry Into Puerto Rico",
  "predicateType": "float",
  "group": "S0502PR",
  "limit": 0,
  "attributes": "S0502PR_C04_135MA",
  "attribute of": "S0502PR_C04_135E",
  "attribute type": "MARGIN_OF_ERROR"
}