Year	% change from 1990
1991	-4.52120428620532
1992	-12.7596346155474
1993	-19.4570586306873
1994	-20.0787485905445
1995	-17.9859944266739
1996	-19.5607359380655
1997	-25.9807590856536
1998	13.5015138497122
1999	19.121093064105
2000	14.6491490274693
2001	20.7920184385325
2002	9.75627770294332
2003	14.0192287243965
2004	24.7569253081801
2005	27.46523613932
2006	47.2636670222972
2007	35.9446349259359
2008	72.7624101569383
2009	53.4441697114834
2010	87.1107693164509
2011	92.919468003078
2012	98.4529215293148
