{
  "version": {
    "_number": "$Revision$"
  },
  "keyword": {
    "u": {
      "ca": {
        "_valueType": "incremental",
        "_description": "Calendar algorithm key",
        "_alias": "calendar",
        "buddhist": {
          "_description": "Thai Buddhist calendar"
        },
        "chinese": {
          "_description": "Traditional Chinese calendar"
        },
        "coptic": {
          "_description": "Coptic calendar"
        },
        "dangi": {
          "_description": "Traditional Korean calendar",
          "_since": "22.1"
        },
        "ethioaa": {
          "_description": "Ethiopic calendar, Amete Alem (epoch approx. 5493 B.C.E)",
          "_alias": "ethiopic-amete-alem"
        },
        "ethiopic": {
          "_description": "Ethiopic calendar, Amete Mihret (epoch approx, 8 C.E.)"
        },
        "gregory": {
          "_description": "Gregorian calendar",
          "_alias": "gregorian"
        },
        "hebrew": {
          "_description": "Traditional Hebrew calendar"
        },
        "indian": {
          "_description": "Indian calendar"
        },
        "islamic": {
          "_description": "Hijri calendar"
        },
        "islamic-civil": {
          "_description": "Hijri calendar, tabular (intercalary years [2,5,7,10,13,16,18,21,24,26,29] - civil epoch)",
          "_since": "24"
        },
        "islamic-rgsa": {
          "_description": "Hijri calendar, Saudi Arabia sighting",
          "_since": "24"
        },
        "islamic-tbla": {
          "_description": "Hijri calendar, tabular (intercalary years [2,5,7,10,13,16,18,21,24,26,29] - astronomical epoch)",
          "_since": "24"
        },
        "islamic-umalqura": {
          "_description": "Hijri calendar, Umm al-Qura",
          "_since": "24"
        },
        "islamicc": {
          "_deprecated": true,
          "_description": "Civil (algorithmic) Arabic calendar",
          "_alias": "islamic-civil",
          "_preferred": "islamic-civil"
        },
        "iso8601": {
          "_description": "ISO calendar (Gregorian calendar using the ISO 8601 calendar week rules)",
          "_since": "2.0"
        },
        "japanese": {
          "_description": "Japanese Imperial calendar"
        },
        "persian": {
          "_description": "Persian calendar"
        },
        "roc": {
          "_description": "Republic of China calendar"
        }
      },
      "fw": {
        "_description": "First day of week",
        "_since": "28",
        "fri": {
          "_description": "Friday",
          "_since": "28"
        },
        "mon": {
          "_description": "Monday",
          "_since": "28"
        },
        "sat": {
          "_description": "Saturday",
          "_since": "28"
        },
        "sun": {
          "_description": "Sunday",
          "_since": "28"
        },
        "thu": {
          "_description": "Thursday",
          "_since": "28"
        },
        "tue": {
          "_description": "Tuesday",
          "_since": "28"
        },
        "wed": {
          "_description": "Wednesday",
          "_since": "28"
        }
      },
      "hc": {
        "_description": "Hour cycle (12 vs 24)",
        "_alias": "hours",
        "_since": "28",
        "c12": {
          "_deprecated": true,
          "_description": "Best 12-hour cycle for locale (h11 or h12)",
          "_since": "48"
        },
        "c24": {
          "_deprecated": true,
          "_description": "Best 24-hour cycle for locale (h23 or h24)",
          "_since": "48"
        },
        "h11": {
          "_description": "Hour system using 0–11; 'K' in patterns",
          "_since": "28"
        },
        "h12": {
          "_description": "Hour system using 1–12; 'h' in patterns",
          "_since": "28"
        },
        "h23": {
          "_description": "Hour system using 0–23; 'H' in patterns",
          "_since": "28"
        },
        "h24": {
          "_description": "Hour system using 1–24; 'k' in patterns",
          "_since": "28"
        }
      }
    }
  }
}