1 9 10 10 21 25 28 38 38 41 45 48 56 57 77 77 77 78 96 97 98 102 105 114 116 117 117 118 118 118 121 122 124
1 2 3 5 11 18
kwh 12,000 10,000 8,000 6,000 4,000 2,000 0 1955 1960 1965 1970 1975 1980 1985 1990 1995 2000 2005 2006 2007 2008 2009 2010 2011