Year	% change from 1990
1991	-100
1992	-100
1993	-100
1994	-100
1995	-100
1996	-100
1997	-100
1998	-100
1999	-100
2000	-15.5131650736557
2001	-100
2002	-100
2003	-100
2004	-100
2005	-17.7723442520258
2006	-100
2007	-100
2008	15.4202113686423
2009	-100
2010	50.4415300988138
2011	-100
2012	-100