Year	annual %
1961	3.3634394757010284
1962	3.373513418894916
1963	1.603524027705049
1964	3.284962891577919
1965	5.606794396099573
1966	4.981536387873135
1967	2.77946176966131
1968	3.931299671112072
1969	6.022037583675569
1970	9.248550940624753
1971	7.985624421129117
1972	7.1882518645740845
1973	8.414878602257374
1974	15.059212454675432
1975	25.770728012169485
1976	15.11356732629261
1977	13.710494111084273
1978	11.457546965979532
1979	14.066541322902879
1980	19.703794674042115
1981	11.569262902313142
1982	7.418774840885618
1983	5.122809539414547
1984	5.030047501928209
1985	5.511697933931984
1986	4.335355978680994
1987	5.4405491149796035
1988	6.133173327452312
1989	7.935862149563079
1990	7.886218073396535
1991	6.4190864809900745
1992	3.3209792958422497
1993	2.733044224669001
1994	1.3936235859993502
1995	11.489003134605568
1996	4.137276529760442
1997	-0.14709803124262066
1998	1.2722849580858622
1999	1.3731386699952424
2000	1.143887865389388
2001	1.5053486137881436
2002	2.12273820234752
2003	2.392776139498821
2004	2.620096380675193
2005	2.935328139921296
2006	2.7868336449573547
2007	2.2525153793569785
2008	3.403280075316516
2009	1.8911119347340417
2010	1.5837413266822438
2011	2.1891847208401742
2012	1.538803627712241
2013	2.1170639750210256
2014	1.3177782136091878
2015	0.6609905214135239
2016	1.9647982740778502
2017	1.8565410466793537
2018	1.9220523935836553
2019	2.1157327429386754
2020	5.083623429060765
2021	-0.12042708549165582
2022	5.146315090412941
2023	7.1194774165036705