Year	kWh
1960	2208000000
1961	2420000000
1962	2483000000
1963	2705000000
1964	2771000000
1965	3009000000
1966	4101000000
1967	4489000000
1968	4997000000
1969	5423000000
1970	8276000000
1971	8556000000
1972	8441000000
1973	8977000000
1974	7429000000
1975	8003000000
1976	7976000000
1977	8370000000
1978	8883000000
1979	9206000000
1980	11214000000
1981	11677000000
1982	10461000000
1983	10913000000
1984	11646000000
1985	12398000000
1986	13610000000
1987	13346000000
1988	14134000000
1989	14299000000
1990	19955000000
1991	21066000000
1992	22679000000
1993	25367000000
1994	27786000000
1995	31068000000
1996	32031000000
1997	39507000000
1998	47314000000
1999	52407000000
2000	64533000000
2001	71515000000
2002	86915000000
2003	103372000000
2004	129576000000
2005	151932000000
2006	175622000000
2007	209566000000
2008	239374000000
2009	270793000000
2010	314332000000
2011	380609000000
2012	449643000000
2013	507581000000
2014	549850000000
2015	625026000000