25.00%
Percent Change in Residential Electric Usage Since 1990 20.00% 15.00% nation
10.00%
California Oregon
5.00%
Massachusetts 0.00%
1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010
Texas PGE
-5.00% -10.00% -15.00% -20.00%
Washington
PGE Average Residential Bill
133.38
140.00 130.00
115.59
120.00 110.00 100.00
87.40
90.00
80.30
80.00 70.00 60.00 50.00 40.00 30.00 20.00
17.85
10.00 0.00 1974
2010
1974 inflation adjusted
2010 without efficiency simplified
2010 with growing demand and new resources