Year	annual %
1971	2.677100489308472
1972	1.1632570955828925
1973	1.4670896336248518
1974	5.158264929802314
1975	-3.3073206987182004
1976	8.954650293749637
1977	7.901234545755528
1978	7.126511956210834
1979	4.790967349450909
1980	5.008736165806155
1981	15.122294842424267
1982	3.4397738487077305
1983	10.431015942503237
1984	4.556658988636158
1985	4.028533000206295
1986	11.392197597756294
1987	29.054323847847428
1988	4.767373021456535
1989	7.355567317823585
1990	10.383117915023547
1991	-0.4078756164194459
1992	4.600891209479158
1993	1.9863666236682036
1994	4.951503655624151
1995	7.074117329233729
1996	5.565173015857127
1997	5.3738385630481105
1998	5.914030822844381
1999	7.983971883732593
2000	3.355068304872489
2001	7.328374451979471
2002	10.443779542160897
2003	7.786560535942556
2004	5.157257256276452
2005	6.935071466497305
2006	5.640805264974418
2007	16.104783648615822
2008	4.529448691818061
2009	7.667492403075585
2010	11.931873900388183
2011	8.30764783243984
2012	5.095492643788063
2013	1.6584555777403835
2014	5.717865611905637
2015	6.568454317170861
2016	8.400553755054062
2017	3.50756740346327
2018	3.501871857327373
2019	5.755148512465055
2020	-10.21839742085686
2021	4.421367389450154
2022	5.213867837862239
