Year kWh per capita 1971 1861.5363302625199 1972 1850.7627198808932 1973 1948.3150971040245 1974 2124.69561425874 1975 2455.141065390929 1976 2999.5600645238696 1977 3520.043635856243 1978 3662.6051639106468 1979 4251.551066204784 1980 4578.110564128022 1981 4806.189227141456 1982 5137.884030617594 1983 5474.686984277569 1984 14868.194753552456 1985 15378.41726618705 1986 15839.767567903757 1987 14148.082260778241 1988 14786.784376118527 1989 14809.662855326982 1990 14972.420750727651 1991 13533.427341408067 1992 17450.8990567569 1993 20228.14615994632 1994 18969.95216214303 1995 18902.524578502744 1996 18836.644773024673 1997 19238.69558089185 1998 19393.76996330024 1999 18980.456068414598 2000 18697.237441702906 2001 19228.84683063634 2002 19663.94235651937 2003 19786.548385107213 2004 18900.93118851618 2005 21024.014298369813 2006 21230.075562755606 2007 20501.05138525293 2008 18562.73241691982 2009 17542.877927310372 2010 18442.790107486126 2011 18889.06397860862 2012 18942.167732434023 2013 19483.65384691596 2014 19969.736121555845