Year	annual %
1971	-6.1941041611542005
1972	3.613007357226209
1973	20.589514994338785
1974	1.2313904112180012
1975	-0.8302383421720805
1976	0.8166781876160343
1977	-4.8076390670477025
1978	4.650019603265605
1979	-0.5310636825724231
1980	24.6399843420227
1981	25.903945752731047
1982	-0.39285684480528005
1983	0.46931822622715913
1984	15.587572631297377
1985	-2.245280713974097
1986	28.734776560528104
1987	44.75411720966875
1988	33.321971775870935
1989	39.35750684048048
1990	42.239046708522665
1991	25.3451930554061
1992	39.55872012568241
1993	75.38763158121029
1994	74.18961538332442
1995	50.063918613083274
1996	99.23595815413623
1997	39.11397627952806
1998	16.000023637578238
1999	7.904796029461195
2000	9.976015105933229
2001	7.184471095735816
2002	11.51481225978084
2003	13.839797782270537
2004	14.839341732124822
2005	19.092574140870667
2006	13.32499891714616
2007	9.602581899708952
2008	28.828286449499643
2009	13.953332831159088
2010	6.965346502901241
2011	11.680685162704506
2012	6.467784860267045
2013	7.20253361267136
2014	4.622698603894108
2015	4.503709563735626
2016	7.053474685135043
2017	4.080784811961834
2018	8.919649686138428
2019	11.264360343313243
2020	9.268282147724065
2021	5.1643349248259796
2022	16.30361655393699
2023	8.65656256373866