Year	Kilowatt-hours
1985	10927.89211
1986	10897.2094
1987	11173.87122
1988	11642.46737
1989	12615.88818
1990	12801.64986
1991	12827.54122
1992	12757.21689
1993	13093.9834
1994	13163.12471
1995	13428.12413
1996	13628.54664
1997	13656.37944
1998	13993.48035
1999	14114.85283
2000	14370.73579
2001	13987.94648
2002	14301.57244
2003	14267.60645
2004	14465.40568
2005	14647.12943
2006	14541.98183
2007	14743.41696
2008	14470.91389
2009	13743.3024
2010	14237.55895
2011	14027.90786
2012	13757.14229
2013	13723.60277
2014	13733.21405
2015	13592.6965
2016	13504.26884