Year	kWh
1971	0
1972	0
1973	0
1974	0
1975	0
1976	0
1977	0
1978	0
1979	0
1980	0
1981	0
1982	0
1983	0
1984	0
1985	0
1986	0
1987	0
1988	0
1989	0
1990	1000000
1991	1000000
1992	1000000
1993	1000000
1994	1000000
1995	1000000
1996	1000000
1997	3000000
1998	3000000
1999	3000000
2000	3000000
2001	8000000
2002	8000000
2003	9000000
2004	9000000
2005	8000000
2006	9000000
2007	13000000
2008	12000000
2009	10000000
2010	12000000
2011	11000000
2012	9000000
2013	9000000
2014	8000000
2015	131000000