Year	Kilowatt-hours
1985	3650.40556
1986	3826.90769
1987	4189.95454
1988	4525.02214
1989	4774.74132
1990	5183.61886
1991	5359.80133
1992	5500.35069
1993	5767.75435
1994	6107.19719
1995	6340.44301
1996	6704.46111
1997	7319.26881
1998	7604.3029
1999	7730.86127
2000	8090.27175
2001	8226.62804
2002	8391.00815
2003	8303.02438
2004	8423.26386
2005	8508.71579
2006	8552.22174
2007	8692.60573
2008	8599.47694
2009	8418.25566
2010	8940.6281
2011	8886.94917
2012	8904.64314
2013	8947.11031
2014	9050.45975
2015	9082.13559
2016	9169.48201