{
  "name": "S0502PR_C01_137M",
  "label": "Total!!Margin of Error!!VEHICLES AVAILABLE!!None",
  "concept": "SELECTED CHARACTERISTICS OF THE FOREIGN-BORN POPULATION BY PERIOD OF ENTRY INTO PUERTO RICO",
  "predicateType": "float",
  "group": "S0502PR",
  "limit": 0,
  "attributes": "S0502PR_C01_137MA",
  "attribute of": "S0502PR_C01_137E",
  "attribute type": "MARGIN_OF_ERROR"
}