Year	annual %
1993	-26.4262277701241
1994	-27.7828110509639
1995	-3.71531556185278
1996	8.3997802672781
1997	10.8257175359386
1998	12.8240468830711
1999	11.219644750948
2000	20.7506197948018
2001	-3.8715688118923
2002	11.5935074565308
2003	4.97868608895624
2004	9.68796885762997
2005	19.9652178487755
2006	34.8812745662608
2007	16.7561615021047
2008	4.37052178161903
2009	4.20308511902275
2010	-15.9774157208816
2011	22.3013531827473
2012	0.850986758341833