Year	Kilowatt-hours
1985	419.08084
1986	390.59874
1987	395.03912
1988	416.99234
1989	423.45106
1990	424.98994
1991	403.86746
1992	397.53833
1993	398.78322
1994	446.37577
1995	480.47049
1996	513.78587
1997	544.68115
1998	556.64672
1999	542.75967
2000	580.70379
2001	590.58324
2002	595.76856
2003	637.59791
2004	660.81715
2005	655.67662
2006	646.67322
2007	667.59626
2008	670.19009
2009	671.58328
2010	722.77222
2011	726.04424
2012	752.80818
2013	764.269
2014	771.82082
2015	810.22365
2016	870.12976