Year % change from 1990 1991 -122.727272727273 1992 -9.09090909090932 1993 -127.272727272727 1994 -113.636363636364 1995 -218.181818181818 1996 -77.2727272727273 1997 -177.272727272727 1998 -109.090909090909 1999 -109.090909090909 2000 -154.545454545454 2001 9.09090909090882 2002 72.7272727272726 2003 -145.454545454545 2004 81.8181818181814 2005 63.6363636363632 2006 -218.181818181818 2007 -72.7272727272728 2008 -145.454545454545 2009 109.090909090909 2010 -54.5454545454547 2011 -72.7272727272728 2012 -100