Item Name Item Name (English) Item Description Domain Classification Data Type Max Length 시도 SIDO Province name (city, state) variable character (VARCHAR) 12 시군구 SIGUNGU Geographic name (city, county, district) Variable character type (VARCHAR) 10 법정동 Beopjeong-dong Neighbourhood name (district) Variable character (VARCHAR) 10 년도 YEAR Year of year Numeric (NUMERIC) 4 월 MONTH Month of the year Numeric (NUMERIC) 2 전체 호수 Total Households Netting transactions Customer Households Numeric (NUMERIC) 10 잉여전력량 surplus power tradable capacity (kwh) NUMERIC 6