Year	annual %
1981	0.8969680876200954
1982	3.604275311928774
1983	2.1473554928351746
1984	1.3977753270342674
1985	-0.43857149895924863
1986	-0.8816615556832517
1987	-1.132626962985512
1988	-0.12659149381845225
1989	-5.837540943139317
1990	2.2795714626409307
1991	-7.782329160761719
1992	5.964218229514302
1993	0.7097924188834099
1994	-7.309276803093695
1995	1.407964455126674
1996	-3.3940891247225693
1997	1.8170020042937267
1998	-0.8621035357086839
1999	-0.10567352290571819
2000	8.7178888444043
2001	0.2810044366653841
2002	0.25539945584449697
2003	0.11925832388190827
2004	-0.01372705924140405
2005	0.8369848661933759
2006	0.6140245052898621
2007	-1.9276612723317186
2008	2.4801782059646484
2009	2.232765269479202
2010	-0.15981625293768786
2011	2.4469133724774395
2012	2.059981097692159
2013	1.2052004018321014
2014	-0.686739183428088
2015	-1.4464250230414706
2016	1.0088067258427884
2017	2.086990759524028
2018	0.4792755575658987
2019	1.8530608374310873
2020	1.9538456572782934
2021	-0.9891504687084733
2022	-1.6096579047566735
2023	0.3968319952603281