Year	annual %
1961	-0.3039878067508681
1962	6.13872020996908
1963	5.818546524099517
1964	4.660579787945878
1965	4.405665488054751
1966	1.1768440970050307
1967	-5.798497158916433
1968	3.635377109952614
1969	11.369684615235442
1970	8.646975078546532
1971	9.43064679493422
1972	3.440350357294591
1973	4.091021052829504
1974	8.411816629194547
1975	-0.38326262522913623
1976	6.96610512389546
1977	4.724376473560781
1978	-0.15737819081761018
1979	5.7299194489302465
1980	4.243446706409728
1981	-4.029762420157724
1982	-1.2313290031870991
1983	-4.80530745708613
1984	0.6041785180097747
1985	3.6597260561420484
1986	2.5770267630395267
1987	3.9003044112619705
1988	3.8128852755506415
1989	1.3677917856234245
1990	8.337088674276515
1991	-8.289918632175912
1992	2.3800176130685458
1993	-0.4413353267231628
1994	-0.016331516168463622
1995	3.1073306871493287
1996	5.626067463434509
1997	6.3163779028955815
1998	6.968124120257741
1999	4.2715320795593925
2000	5.575362055266922
2001	4.331803153381713
2002	5.9188321027208985
2003	-0.7273330872134238
2004	11.967651528178067
2005	5.973125310676593
2006	6.225164242177556
2007	6.062251499162372
2008	6.387021911859293
2009	4.922262298285716
2010	6.561944898452836
2011	4.296709736631811
2012	4.250503589028057
2013	5.859290028236813
2014	5.098897324465341
2015	3.276681187306906
2016	2.398325506155018
2017	1.6152836623984683
2018	2.587363141139491
2019	3.307964570264744
2020	-2.561256114020395
2021	3.1542600001331067
2022	4.140597246358496
2023	2.366762050457538