Year	annual %
1961	6.099478160913478
1962	21.240771966504667
1963	87.84920130406132
1964	3.54797755518112
1965	38.95212151121402
1966	4.9738205992076985
1967	58.57441034349691
1968	59.88278485384217
1969	17.731061833850177
1970	-2.8369488996937093
1971	8.203696788612575
1972	10.18139845976016
1973	17.88704948787378
1974	18.238322992893984
1975	12.265417976400613
1976	57.395428383235696
1977	37.271648730266406
1978	28.41429852009253
1979	101.77003624382758
1980	51.4075541678595
1981	33.230222110794614
1982	43.485283559513334
1983	78.21547289885115
1984	89.60322155742065
1985	25.81090939356254
1986	28.4532565060463
1987	73.76739788942862
1988	91.58618549210354
1989	110.26224798857652
1990	108.95530711449663
1991	2338.449670144185
1992	3855.307641070577
1993	1657.6415886577233
1994	26765.858251885493
1995	466.4073586275497
1996	638.1888243458782
1997	192.6428345357138
1998	26.935376360347732
1999	441.9024918753521
2000	2630.122674422399
2001	73.05971136152704
2002	31.719461228940474
2003	13.415453520497309
2004	6.365458262661122
2005	29.86954662225739
2006	13.325225383839424
2007	20.2714649760467
2008	20.465316617956717
2009	32.65792915526731
2010	20.786325148869338
2011	13.79166010675496
2012	5.939992211939355
2013	2.771291414554298
2014	0.9936306669717396
2015	-1.155878592870124
2016	4.349228944758792
2017	43.068659764167705
2018	30.998612148703018
2019	5.8954053744032535
2020	3.9015495706452725
2021	14.975434553120891
2022	10.106417235373783
2023	13.17193122185654