{"type": "object", "properties": {"BILLRUNNO": {"type": "integer", "examples": ["8", "996"], "minimum": 0, "maximum": 65535, "description": "Unique run no within a given contract year and week no"}, "CONTRACTYEAR": {"type": "integer", "examples": ["2026"], "minimum": 0, "maximum": 65535, "description": "AEMO Contract Year number starting in week containing 1st January"}, "IMPORTFROM": {"type": "string", "examples": ["NSW1", "QLD1", "SA1", "TAS1", "VIC1"], "description": "Region energy imported from"}, "REGIONID": {"type": "string", "enum": ["QLD1", "VIC1", "TAS1", "NSW1", "SA1", "SNOWY1"], "description": "Unique region identifier"}, "WEEKNO": {"type": "integer", "examples": ["6", "40"], "minimum": 0, "maximum": 65535, "description": "Week no within the contract year. Week no 1 is the week containing 1st January\nWARNING: There may be 53 weeks in a year, depending on how weeks align to the year start/end."}, "ENERGY": {"type": "number", "examples": ["0.075633", "0", "118322.630254"], "description": "Amount of energy imported"}, "LASTCHANGED": {"type": "string", "examples": ["2026/08/24 09:31:10"], "format": "date-time", "description": "Last date and time record changed"}, "SURPLUSENERGY": {"type": "number", "examples": ["0"], "description": "Populated with 0"}, "SURPLUSVALUE": {"type": "number", "examples": ["-2.02714", "3.95266", "0", "10434354.20159"], "description": "Interregional residue"}, "VALUE": {"type": "number", "examples": ["-20.53552", "6.97491", "0", "17192168.54328"], "description": "Value of energy imported"}}, "required": ["BILLRUNNO", "CONTRACTYEAR", "IMPORTFROM", "REGIONID", "WEEKNO"], "description": "BILLINGREGIONIMPORTS sets out the region summary table of overall energy imported to and from each region for each billing run.\nBILLINGREGIONIMPORTS is public data, and is available to all\nparticipants.\n\nSource\n\nBILLINGREGIONIMPORTS is populated by the posting of a billing run.\n\nVolume\n\nEight records inserted per billing run, or 88 records inserted per week."}