Year	annual %
1961	0.9390365174962909
1962	0.9765445386691738
1963	1.2708014329693356
1964	0.4610530359011875
1965	1.4611229961815582
1966	2.6086110112059373
1967	3.480335621725004
1968	8.981614609994963
1969	6.281063126072041
1970	6.269519404346241
1971	9.546211563953804
1972	9.525770760941683
1973	12.812209651539334
1974	14.983947729100478
1975	6.357027206284258
1976	2.7836491992650565
1977	9.269101096745459
1978	4.9187102558094296
1979	6.41536340126774
1980	9.854087069832246
1981	17.709391297289173
1982	12.208591966669943
1983	10.997381078612861
1984	10.296552491256577
1985	7.61408816829676
1986	5.835136714215764
1987	6.488154178795597
1988	4.893013973009502
1989	5.636713146963899
1990	6.033572308769081
1991	6.430591168660584
1992	2.813881100985256
1993	5.196304589080938
1994	1.9595679677018296
1995	4.178463515155741
1996	29.364697605249148
1997	4.023903101611737
1998	2.741551106455759
1999	2.712151202896095
2000	-4.236356147347308
2001	-1.3691957412820415
2002	8.580442291046154
2003	2.8247395206592216
2004	4.692142598138503
2005	6.762374737653602
2006	19.579161808103777
2007	6.574894831730774
2008	5.108914102363627
2009	1.0435831699592768
2010	2.2362220025570707
2011	-1.1512559809426506
2012	6.698203691557339
2013	1.6572731942049899
2014	3.01189087721518
2015	2.9520200698424333
2016	4.373203842214508
2017	-0.09483373598973799
2018	1.6111169764895976
2019	2.4193519449037666
2020	-0.40980435959248496
2021	0.36140003049776226
2022	0.9382268264811984