{
  "name": "PRLEVEL",
  "label": "School enrollment-grade enrolled (ages 3+)",
  "predicateType": "int",
  "group": "N/A",
  "limit": 0,
  "suggested-weight": "PWSUPWGT",
  "values": {
    "item": {
      "18": "2nd year or higher of graduate school",
      "20": "Nursery school",
      "03": "Grade 3",
      "06": "Grade 6",
      "14": "2nd year of college (sophomore)",
      "16": "4th year of college (senior)",
      "07": "Grade 7",
      "13": "1st year of college (freshman)",
      "17": "1st year of graduate school",
      "02": "Grade 2",
      "04": "Grade 4",
      "21": "Kindergarten",
      "05": "Grade 5",
      "09": "Grade 9",
      "11": "Grade 11",
      "12": "Grade 12",
      "-1": "Not in Universe",
      "01": "Grade 1",
      "08": "Grade 8",
      "10": "Grade 10",
      "15": "3rd year of college (junior)"
    }
  }
}