Year	kWh
1960	3040000000
1961	3428000000
1962	3797000000
1963	4362000000
1964	4653000000
1965	4998000000
1966	6127000000
1967	6387000000
1968	7203000000
1969	7830000000
1970	10627000000
1971	13198000000
1972	14055000000
1973	16155000000
1974	15382000000
1975	17335000000
1976	19119000000
1977	20379000000
1978	20905000000
1979	24098000000
1980	28647000000
1981	31835000000
1982	40590000000
1983	45442000000
1984	49706000000
1985	54248000000
1986	59693000000
1987	63035000000
1988	65987000000
1989	128193000000
1990	156082000000
1991	125401000000
1992	138821000000
1993	143970000000
1994	151581000000
1995	157537000000
1996	162041000000
1997	171739000000
1998	180233000000
1999	196223000000
2000	217095000000
2001	224461000000
2002	253263000000
2003	277856000000
2004	316183000000
2005	359313000000
2006	405335000000
2007	467437000000
2008	543399000000
2009	631821000000
2010	765437000000
2011	911584000000
2012	1067911000000
2013	1267134000000
2014	1435701000000
2015	1644540000000