Year % change from 1990 1991 -8.24490688079792 1992 23.8982943605038 1993 4.02711249225265 1994 -7.42350794292197 1995 1.76625218040289 1996 -19.6820817976442 1997 -21.3052506546601 1998 836.376094875029 1999 188.412120236008 2000 -37.0431939073825 2001 -69.1096766029285 2002 99.0360929480773 2003 25.2079741270839 2004 250.162999946793 2005 104.572482847977 2006 -15.1918538853234 2007 263.111681207479 2008 -15.9324359108943 2009 3.24576250469155 2010 227.555115839971 2011 227.555115839971 2012 227.555115839971