Year	annual %
1961	5.888037314876955
1962	5.608625568826627
1963	5.3040826666987275
1964	5.0858273427412986
1965	4.799927067661683
1966	4.670499474431527
1967	4.508090136781742
1968	4.350778356289449
1969	4.221896961224154
1970	3.8977469132865226
1971	3.5712403556038703
1972	3.53159995844136
1973	3.4842293299955127
1974	3.4778073922463224
1975	3.4347858645505935
1976	3.3956288331375193
1977	3.2858967237640777
1978	3.2148506643611277
1979	2.9844787077976975
1980	2.7285634794699294
1981	2.721224537258789
1982	2.7528394619484784
1983	2.747457130830842
1984	2.7468006878797193
1985	2.708911224644185
1986	2.706590329431255
1987	2.7274751062262563
1988	2.587640833608314
1989	1.4987364024353107
1990	0.2608393599718693
1991	0.04440410983973524
1992	-0.12057134386951576
1993	-0.22899505062135517
1994	-0.4458386125404751
1995	-0.6866596844031514
1996	-0.4034741583070117
1997	-1.2459341839636044
1998	-0.9242537236602989
1999	-1.0465730265612525
2000	-1.1031044605735105
2001	-1.1247142456040584
2002	-1.1409593811868837
2003	-1.1992087008571872
2004	-1.1713458122745144
2005	-0.7446936839903596
2006	-0.3503564699986356
2007	-0.30433427036928573
2008	-0.2629504967951469
2009	-0.19889506609303684
2010	-0.1725651406925473
2011	-0.13058397986000864
2012	-0.0858911878853553
2013	-0.09969668543240875
2014	-0.1338796788876594
2015	-0.7811687262250441
2016	-1.1136404668098736
2017	-1.6188575453752778
2018	-1.5879435180578736
2019	-1.3730983453203904
2020	-0.8105209529366904
2021	-1.1563087994257955
2022	-1.8107745122046395
2023	-1.6073873403195202
