Year	Kilowatt-hours
1985	10682.30386
1986	10851.10019
1987	10384.97328
1988	10396.71559
1989	10059.10754
1990	10162.768
1991	9577.61271
1992	10459.78241
1993	11085.2809
1994	11536.2999
1995	11710.86074
1996	12665.03799
1997	12925.35839
1998	14835.67393
1999	15697.68565
2000	15422.09848
2001	16131.01935
2002	16943.92861
2003	17444.44412
2004	17438.114
2005	16645.41089
2006	15167.5307
2007	16359.66723
2008	15558.44421
2009	15186.26083
2010	15814.11448
2011	15742.39237
2012	16490.58006
2013	15404.76158
2014	16295.77594
2015	16862.51959
2016	16482.19086