Year	Kilowatt-hours
1985	8626.56464
1986	8703.87402
1987	8751.10046
1988	8962.16986
1989	8890.44289
1990	9182.47433
1991	8808.00558
1992	8956.50853
1993	9844.13825
1994	10192.87272
1995	10201.64814
1996	10335.1977
1997	10542.18318
1998	11765.43129
1999	12424.69451
2000	12660.8398
2001	12980.03146
2002	13282.83957
2003	13239.15026
2004	12822.37885
2005	13254.10596
2006	12737.04548
2007	13031.12623
2008	11670.98281
2009	11178.39902
2010	11359.27814
2011	11431.2235
2012	11934.22402
2013	12211.50215
2014	12846.62205
2015	13913.67687
2016	14757.89925