Year	annual %
1971	4.409173776113448
1972	6.823368967748095
1973	11.84466074098576
1974	14.622641110100105
1975	9.460989246830366
1976	8.376200651543357
1977	7.718912826359158
1978	7.309193238011879
1979	10.247665013725552
1980	10.84905808029211
1981	8.477511767240358
1982	7.6842351702110605
1983	7.475060513946509
1984	4.879819274434858
1985	3.685778325313848
1986	3.860159288843711
1987	7.819157355407
1988	7.962118561838963
1989	6.976419856344265
1990	8.503219917634574
1991	7.245674420120167
1992	7.447504533978716
1993	6.490654767121896
1994	7.253088482422342
1995	5.150414709270507
1996	4.590050944928478
1997	5.951275420371729
1998	5.993357487922708
1999	6.1214526604288295
2000	3.408827665276064
2001	3.366848647963934
2002	4.698928162019669
2003	5.4874291358028415
2004	4.823737964616342
2005	6.076678823420863
2006	5.104213273029103
2007	5.776960147173497
2008	7.256763879788551
2009	1.842087422292991
2010	4.2297849990792855
2011	5.41240809007968
2012	3.7538787532365347
2013	2.346290098746053
2014	3.0530553080051277
2015	2.348496006859179
2016	2.5178459360124066
2017	3.3410421584153767
2018	3.6266473002725945
2019	1.2867004076623232
2020	0.8908252443129925
2021	3.713448366875525
2022	5.638377288097615
2023	4.596485061907686