Year	annual %
1961	-4.498232871584747
1962	-1.7483859850474204
1963	-1.9001024877755555
1964	0.626693254367126
1965	-1.5726706863673314
1966	-1.7397892447326768
1967	0.01835570371395079
1968	-0.23719076577285136
1969	-2.1896122885350877
1970	1.558780762965469
1971	10.02901101083738
1972	9.099445695031633
1973	33.62089989216989
1974	58.329955284966616
1975	13.313723899841861
1976	15.008237180942956
1977	21.88781914078494
1978	10.85974748595811
1979	31.73047088793811
1980	35.231313493968344
1981	26.273837095337058
1982	7.372944053656141
1983	15.432989914310525
1984	17.748647990171634
1985	4.054488148005902
1986	12.23554339671334
1987	21.533419014583345
1988	20.080299327396347
1989	17.160007882483555
1990	22.797196956027193
1991	25.617113205687872
1992	29.34153256369484
1993	49.89681486561935
1994	33.93148659912865
1995	37.93749450801934
1996	28.833645723895756
1997	15.52808649572161
1998	9.381517157785595
1999	31.707847144876354
2000	24.92926051730528
2001	14.80541895269991
2002	28.279694089381763
2003	13.136394615760793
2004	24.708242390054735
2005	20.16619160846882
2006	14.582593024432327
2007	22.939061358698055
2008	19.42198086490548
2009	4.5985169132210615
2010	15.882625978133987
2011	33.409533154123864
2012	18.953884144828194
2013	36.775631886208004
2014	9.758768732563269
2015	0.19700167873683938
2016	9.39978461338336
2017	13.035331167157935
2018	31.6411842965085
2019	30.53486622726561
2020	44.26498363374242
2021	56.319654643966544
2022	50.58524806250503
2023	32.909284977024754