Year	annual %
1962	6.489555922895704
1963	30.700427326826343
1964	11.367368395810033
1965	16.612062960610018
1966	1.5279015363898623
1967	4.131448037769147
1968	1.3291078739839008
1969	1.3807636599135975
1970	6.599287886201566
1971	5.483306173529257
1972	2.8867235663544903
1973	8.560803341099358
1974	24.394726086788523
1975	4.994560341617401
1976	2.8975529255676804
1977	9.653309091674515
1978	6.464929990554765
1979	10.387841206722342
1980	12.798762445801131
1981	11.410748009476748
1982	16.007660517041472
1983	12.700716400581683
1984	6.981202748169096
1985	3.5971210413988643
1986	3.5226678476433904
1987	5.170711479827688
1988	7.704193959245401
1989	8.829283307305033
1990	4.476504477707223
1991	7.036802089045864
1992	5.691544864963575
1993	4.691343371717409
1994	4.526057666385739
1995	5.3510954461247024
1996	4.356595249080144
1997	14.125336532737137
1998	3.271675976479017
1999	3.3614189577862703
2000	3.283579411528862
2001	3.9135776455732127
2002	2.2848028326208407
2003	2.684756267399166
2004	3.3516094601244077
2005	4.1758360767102545
2006	3.833826386590218
2007	2.12647656280636
2008	6.3403242522970515
2009	3.023044970584948
2010	9.465024549001512
2011	4.571114060390286
2012	4.661810781030539
2013	4.500270189790385
2014	4.66466047449812
2015	4.213840076420098
2016	4.934963601104812
2017	4.713885693893772
2018	7.924854711765917
2019	7.134761210229598
2020	6.315167245067485
2021	4.6477159422306755
2022	3.124618444342204
2023	8.470738526550363