Year	annual % growth
1961	7.626580238972622
1962	3.0722218130371033
1963	5.830856325218932
1964	3.2620008559435405
1965	-6.474339614060511
1966	1.7698393406771658
1967	8.931656161909913
1968	6.045210840890135
1969	1.3159195287100403
1970	4.088839005757208
1971	-2.5722544563110006
1972	2.833079211315919
1973	-0.9519819917705235
1974	5.57989705673738
1975	-2.7723328789818
1976	1.377610553602267
1977	10.299343002858109
1978	5.592470067389527
1979	1.940150090450075
1980	2.9114588548679023
1981	6.817742589649669
1982	2.3588568985943255
1983	4.826151178596888
1984	-0.5666479501230413
1985	9.367211414899174
1986	2.609082714901163
1987	-5.953552103988429
1988	2.146089046961251
1989	-1.2306482280780244
1990	8.722956597084092
1991	1.6268725912444353
1992	-2.146744636064639
1993	4.732287012989474
1994	3.1088454456785826
1995	3.306107988416727
1996	-4.774854250314959
1997	2.725812808939196
1998	2.358912461330391
1999	4.5276454719896435
2000	1.4886708551176184
2001	-3.5237937803502177
2002	2.3840452366979576
2003	1.6762194038459057
2004	0.002147112480813007
2005	1.8165667402523695
2006	6.324555208214704
2007	3.3922231211034983
2008	7.532628719746583
2009	3.2179421219563693
2010	6.951273659545265
2011	5.319213432464977
2012	5.368548012713802
2013	4.045676244324525
2014	4.571920419514413
2015	5.384099172687542
2016	-4.666417370546199
2017	-1.825749313678088
2018	6.265467040536834
2019	0.4538280235101979
2020	-0.898921841399698
2021	1.0097274734710169
2022	-4.17695897524375
2023	2.569265428547581