Year	annual %
1960	1.45797598627783
1961	1.07072414764754
1962	1.19877334820149
1963	1.23966942148761
1964	1.27891156462591
1965	1.58516926383662
1966	3.01507537688433
1967	2.77278562259309
1968	4.27179615288544
1969	5.46238620028745
1970	5.83825533848245
1971	4.29276668813068
1972	3.27227824655272
1973	6.17776006377044
1974	11.0548048048047
1975	9.14314686496539
1976	5.74481263549081
1977	6.5016839947284
1978	7.63096383885606
1979	11.2544711292794
1980	13.5492019749685
1981	10.3347153402771
1982	6.13142700027493
1983	3.21243523316069
1984	4.30053547523424
1985	3.54564415209365
1986	1.89804772234276
1987	3.6645632175169
1988	4.07774110744403
1989	4.82700303008954
1990	5.39795643990325
1991	4.23496396453849
1992	3.02881967814969
1993	2.95165696638559
1994	2.60744159215457
1995	2.80541968853654
1996	2.93120419993445
1997	2.33768993730738
1998	1.55227909874361
1999	2.18802719697358
2000	3.37685727149929
2001	2.82617111885407
2002	1.58603162650601
2003	2.27009497336115
2004	2.67723669309172
2005	3.3927468454955
2006	3.22594410070406
2007	2.85267248150136
2008	3.83910029665096
2009	-0.355546266299717
2010	1.64004344238988
2011	3.15684156862202
2012	2.06933726526057
2013	1.46483265562717
2014	1.62222297740827
2015	0.118627135552451
2016	1.26158320570527
2017	2.1301100036598
2018	2.44258329692807
2019	1.81221007526012
2020	1.23358439630638
2021	4.69785886363742
2022	8.00279982052121
2023	4.11633838374488