Year	annual %
1961	3.6464612869913964
1962	0.15994817787643
1963	-1.1492660535914183
1964	4.48844647759492
1965	3.165882653295398
1966	4.6006583101315215
1967	7.939641765796864
1968	0.46928856814669473
1969	2.3355714066648545
1970	3.708353022223207
1971	5.87049050521766
1972	6.774575140906961
1973	15.301473539205702
1974	26.0737017850942
1975	21.098098910300166
1976	11.502459895853903
1977	10.50666589397116
1978	8.982345695884234
1979	6.5334000719587095
1980	9.00820936080487
1981	10.0773395761492
1982	9.371647737004011
1983	5.27408362910478
1984	9.653554452375317
1985	4.534942787126312
1986	3.292000837204668
1987	4.518205777736384
1988	9.617560649784096
1989	8.585048017188313
1990	6.451999167913684
1991	13.492416253721345
1992	10.20140776260186
1993	8.83855312769657
1994	13.028416049046186
1995	13.006484467507391
1996	8.373609994594688
1997	13.383514638671315
1998	7.5260368956337516
1999	5.8622861838065035
2000	68.0104449967103
2001	6.012792433817381
2002	3.921378570656884
2003	3.5526580799610628
2004	7.251342984163216
2005	5.5560817680806736
2006	5.997638176704072
2007	10.33132459167281
2008	10.920467272077516
2009	12.374626293127136
2010	10.588644262424495
2011	16.410956267514436
2012	9.918315437763965
2013	7.383106967384975
2014	7.209765439260792
2015	4.441980334385036
2016	0.9221633262620088
2017	4.029745993255787
2018	3.8417866327479686
2019	9.03633484170507
2020	9.944498210572903
2021	10.267342080669437
2022	13.917398023894975
2023	26.160340209646392