Year	annual %
1993	-1.3831706273557387
1994	10.43214768718994
1995	9.810040354402517
1996	9.074834888785134
1997	3.8971517911084845
1998	9.109172939018066
1999	2.3185614922160056
2000	24.977594753146562
2001	15.07726957868276
2002	16.148667361765675
2003	21.872841759065167
2004	24.799285678334783
2005	7.623689358782684
2006	11.394003953466438
2007	7.28820826067988
2008	16.076220095872714
2009	29.50450714217888
2010	-16.228199699087426
2011	19.538228145408127