Year	annual %
1961	-3.6558317516409033
1962	2.0915622928210524
1963	0.4036000574409826
1964	4.08310518698201
1965	10.589055028760214
1966	23.641851601549547
1967	0.2628744591384162
1968	15.939905444087472
1969	22.94620978622777
1970	-11.394405743846377
1971	-7.496523753137836
1972	3.710510970045263
1973	19.88984738396975
1974	10.82214968633275
1975	-14.169898584360496
1976	15.204586982500317
1977	8.254018426919771
1978	12.681487906082793
1979	21.889066983297084
1980	11.762915649675662
1981	7.158618024855556
1982	6.138601292646072
1983	18.62934635180531
1984	18.331231799031997
1985	41.137350508031545
1986	81.98835669938671
1987	62.012898264580116
1988	34.490304448445386
1989	80.87733473049224
1990	106.38892004329054
1991	92.6545782085704
1992	165.5339538079205
1993	143.6583416575546
1994	80.74219864601025
1995	30.61112475957424
1996	24.349259559526317
1997	25.402541259163698
1998	16.906872813821778
1999	17.923873066351433
2000	32.613870511728805
2001	25.331258462241408
2002	19.390923266941
2003	17.607723683992276
2004	19.716823205593784
2005	16.650199072887247
2006	14.542252675954344
2007	12.970210733581695
2008	10.640244817069402
2009	5.559685660255866
2010	13.950913193451896
2011	11.10741330686038
2012	6.992227224281038
2013	9.730891229368964
2014	5.440524560627466
2015	6.659292113573429
2016	13.576101168141562
2017	10.072837086733259
2018	7.411570948432569
2019	7.6334704807674285
2020	13.91387062184117
2021	25.142777610484373
2022	6.101594713397773
2023	8.885082556699757