{
  "name": "UAF1",
  "label": "AF: UNEDITED - When did ... first serve on active duty?",
  "predicateType": "int",
  "group": "N/A",
  "limit": 0,
  "values": {
    "item": {
      "3": "May 1975 to Ausust 1980",
      "4": "Vietnam Era (Aug 64 - April 75)",
      "5": "Other service  (All other periods)",
      "2": "September 1980 to July 1990",
      "1": "August 1990 to present (including Persian Gulf War)",
      "6": "Don't know",
      "7": "Refused",
      "0": "Not answered"
    }
  }
}