Year	annual %
1961	2.7821588820763594
1962	3.9259670791178323
1963	3.2775844406985897
1964	4.196219609856556
1965	3.8531480713102297
1966	4.031548325483932
1967	3.592211171803818
1968	4.130898186399591
1969	4.512154933952225
1970	5.534817510625288
1971	6.59778759528492
1972	6.881816165883414
1973	8.834546319364804
1974	13.081048206655211
1975	11.943728669940512
1976	9.186661851035801
1977	7.823897122634172
1978	7.454189313106369
1979	8.29672198172402
1980	11.127109004531448
1981	9.493623775246874
1982	8.455841886455126
1983	5.612850366099593
1984	5.183243101340437
1985	4.290953963739412
1986	3.7422613886625413
1987	4.75468874973275
1988	4.704229380810304
1989	5.366039541950691
1990	4.65052231416761
1991	4.952193837899777
1992	3.641744997692065
1993	3.9395918904271454
1994	3.542425451797122
1995	3.975491108296467
1996	2.4647009652858713
1997	2.218203687689069
1998	1.2856950678396188
1999	1.4756132820918353
2000	1.928375557471817
2001	2.5009685959897183
2002	2.0950819718660085
2003	2.021365972919156
2004	2.675990445579025
2005	2.582412552030867
2006	2.6400035085270517
2007	3.218998123085406
2008	3.1336626136193786
2009	1.394832016104644
2010	1.176953673622016
2011	1.8203548560719156
2012	1.47370495417821
2013	1.4825303364234443
2014	1.3292807767720376
2015	1.4048846047571502
2016	1.0423362497925055
2017	1.843406921345732
2018	2.004664358906588
2019	2.018703834706777
2020	1.7541564887279364
2021	2.9720759751698296
2022	5.9539688866333975
2023	5.472333303987085