Year	Kilowatt-hours
1985	383.51297
1986	412.2812
1987	447.45013
1988	481.26595
1989	506.95847
1990	529.83287
1991	569.76067
1992	626.19398
1993	666.80681
1994	754.92766
1995	812.13607
1996	865.05284
1997	901.8583
1998	920.75255
1999	971.69005
2000	1056.42229
2001	1147.07322
2002	1273.63367
2003	1462.55514
2004	1676.77889
2005	1891.83986
2006	2155.94372
2007	2454.81655
2008	2600.23833
2009	2747.34684
2010	3094.08657
2011	3446.48484
2012	3626.82156
2013	3927.99151
2014	4064.13767
2015	4162.11966
2016	4376.55747