Year	annual %
1971	6.757852740970222
1972	6.823368967748095
1973	6.864274159360576
1974	6.82454151971406
1975	6.720362932577643
1976	6.649595047473952
1977	6.894270621304372
1978	7.248224622744971
1979	6.688184321086908
1980	6.155252895353257
1981	6.140685993759604
1982	8.11308950866379
1983	9.071212367907748
1984	3.795170689857869
1985	3.6601992108485035
1986	5.938281607660528
1987	3.342577883343182
1988	6.453705167773464
1989	9.892668729025786
1990	2.0494187846098697
1991	2.643071634798929
1992	7.34406692918725
1993	2.54643474492336
1994	-4.6649133413807675
1995	5.150414709270507
1996	12.69226345508639
1997	-1.3053523737627586
1998	2.7406467235295224
1999	6.1214526604288295
2000	14.453361698046592
2001	3.846153846153854
2002	4.830917874396135
2003	1.173020527859208
2004	5.736434108527135
2005	1.4948859166011204
2006	4.126984126984141
2007	-0.8333333333333286
2008	4.77941176470587
2009	1.05263157894737
2010	-0.568181818181813
2011	1.6413373860182219
2012	2.173913043478265
2013	0.8771929824561653
2014	7.5
2015	3.2031592803861315
2016	8.163265306122454
2017	2.96996222836934
2018	7.295593591149981
2019	6.438743850904487
2020	0.8908252443129925
2021	4.684765727116783
2022	5.547556479809273
2023	6.004098704876299