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Table  302  (Pro., Serv., Elect.)
Annual Electricity Usage (1970-1990)
pro 302e
    Sale    Year Total Sales (GWh) Per Capita Sales (KWh) Percentage of Sales by Tariff (%)
Domestic Industry Commerce Other
1970 814 65 9.5 50.6 13.3 26.6
1971 722 57 8.9 51.7 12.9 26.5
1972 823 65 8.7 54.4 12.0 24.9
1973 867 66 9.5 53.8 12.4 24.3
1974 907 68 9.1 54.2 13.0 23.7
1975 965 71 9.0 54.3 12.4 24.3
1976 997 73 9.5 51.8 13.5 25.2
1977 1041 75 10.2 49.9 14.2 25.7
1978 1166 82 10.2 50.9 13.9 25.0
1979 1298 90 11.8 48.7 15.5 24.0
1980 1392 94 13.7 45.0 16.0 25.3
1981 1510 101 14.3 44.9 14.6 26.2
1982 1694 112 15.3 43.6 15.5 25.6
1983 1797 117 17.0 41.8 16.2 25.0
1984 1886 121 16.8 42.4 15.9 24.9
1985 2060 130 16.8 41.3 17.0 24.9
1986 2232 138 16.5 41.5 17.1 24.9
1987 2253 138 16.9 38.5 18.6 26.0
1988 2371 143 16.5 38.1 19.5 25.9
1989 2353 140 17.3 36.1 19.1 27.5
1990 2608 153 19.0 34.9 16.2 29.9
© 2008, KRI (Kusaka Research Institute) 
Source: 
Ceylon Electricity Board, Commercial Division
Revised:  2008(y)/09(m)/20(d)
Chief Editor:
Dr. Milton Rajaratne (B.Com., M.Sc., Ph.D.)
     The Head, Department of Management Studies
     University of Peradeniya, Sri Lanka