Year	annual %
1961	-27.270000003922746
1962	-5.579999990202751
1963	10.299999996478576
1964	18.179999993723882
1965	16.950000003960923
1966	10.64999999840721
1967	-5.770000004050402
1968	-4.099999986511207
1969	16.93999999606828
1970	19.299999996714988
1971	7.059999998541372
1972	3.8100000002139183
1973	7.760000000826636
1974	2.3100000029558885
1975	8.71999999750166
1976	-1.5700000016832973
1977	7.570000001370403
1978	11.325977987913276
1979	7.591324679999943
1980	7.834145015938105
1981	5.112761090589444
1982	9.017113913821902
1983	10.770202506571636
1984	15.191540023613115
1985	13.430677520406434
1986	8.949961764380078
1987	11.657427793135724
1988	11.222594982521116
1989	4.206334355478035
1990	3.920251367765772
1991	9.262786085172905
1992	14.224529592496452
1993	13.883729301772902
1994	13.03680663267454
1995	10.953954341899987
1996	9.922556752822913
1997	9.236779891875372
1998	7.845951787298617
1999	7.661651500403096
2000	8.490093405976467
2001	8.33573347817196
2002	9.133630789666142
2003	10.0380304810393
2004	10.11362137762633
2005	11.39459180989266
2006	12.720955665403181
2007	14.230860933195544
2008	9.650678919393613
2009	9.398725632596737
2010	10.635871064491312
2011	9.550832178775678
2012	7.863736448621111
2013	7.76615009773009
2014	7.425763656324122
2015	7.041328878736564
2016	6.848762204957609
2017	6.947200793316853
2018	6.7497738324959045
2019	5.950500753674135
2020	2.238638356346385
2021	8.448469416872769
2022	2.9890840861347385
2023	5.199999999871736
