Year % change from 1990 1991 4.12094118390196 1992 -7.6339909430569 1993 1.53892347636944 1994 24.0851179555442 1995 26.7075416352047 1996 8.83283806929895 1997 79.1789322422048 1998 146.833529831533 1999 123.663427582303 2000 92.4482346878848 2001 101.761637818529 2002 130.131210764837 2003 115.809507327792 2004 180.010817135089 2005 102.662187595801 2006 136.475908832976 2007 122.956516445717 2008 98.9127192918983 2009 138.370612924776 2010 66.4303846400098 2011 116.266068084681 2012 116.266068084681