Year	% change from 1990
1991	-4.20246309887752
1992	-6.22121730398061
1993	-5.5012140872698
1994	-7.56566468950669
1995	-11.1063255225246
1996	4.44019123739605
1997	-8.27328877675006
1998	107.91746379118
1999	-31.8246041339356
2000	3.29435074190425
2001	-17.5371316499271
2002	36.9684329263484
2003	103.562320710431
2004	-60.5790074211912
2005	-40.495598781007
2006	-12.7833794602136
2007	-40.8297569635257
2008	19.8671471044035
2009	-31.6851152411095
2010	-26.855274897411
2011	-14.9023765920689
2012	-14.902376592069