Year % change from 1990 1991 -18.8225502443384 1992 -6.6986157830313 1993 -12.7974776350941 1994 -13.2641277293367 1995 -4.537330434208 1996 -6.85012759717681 1997 -5.09413241786424 1998 104.90596198202 1999 68.1293404280091 2000 104.674682265723 2001 32.9837915398824 2002 56.5028933564508 2003 117.624773046945 2004 7.12640459161036 2005 107.14953256324 2006 42.8075154894477 2007 9.92772115532869 2008 24.2384289341938 2009 18.7144623769255 2010 -3.59931025151277 2011 -3.59931025151244 2012 -3.5993102515134