Year	annual %
1961	5.695470950297548
1962	4.846294189158982
1963	7.016265184165832
1964	3.4024944357127254
1965	5.345089329322363
1966	4.441158534025604
1967	5.222687589226638
1968	5.038159396929558
1969	4.6894734410081895
1970	3.692487486547961
1971	5.38900841621259
1972	5.430387493923433
1973	8.78200912237088
1974	3.3946063785020613
1975	5.451102869654775
1976	8.778403330513342
1977	5.562970251512667
1978	5.192384530278076
1979	5.595571075911309
1980	5.200711079111869
1981	3.42220873753665
1982	3.698406098511086
1983	1.8969517895909718
1984	-7.039378201225901
1985	-6.858377208646829
1986	3.51068403005506
1987	4.361809672776971
1988	6.696931104681852
1989	6.18391820283388
1990	3.0826725285588736
1991	-0.4363900805334282
1992	0.4176290660979447
1993	2.1818899856129974
1994	4.373665918190767
1995	4.62522511739661
1996	5.860347871637899
1997	5.186411674061645
1998	-0.5140905995418876
1999	3.3464511839826656
2000	4.382504833472538
2001	3.0492315098586573
2002	3.716255001583832
2003	5.086911135130734
2004	6.5692285118062586
2005	4.942505118776779
2006	5.316416821369387
2007	6.519291550189379
2008	4.344487305091832
2009	1.4483230627566854
2010	7.334499965144019
2011	3.8582328242075477
2012	6.896951707867686
2013	6.750531303947454
2014	6.347987480297405
2015	6.348309715398855
2016	7.149456752866556
2017	6.930988325217655
2018	6.341485570989462
2019	6.118525661185046
2020	-9.518294740649395
2021	5.7147331342622465
2022	7.580982127855634
2023	5.545851170877668
