Year	annual %
1961	2.9900634646976556
1962	3.0048198149283962
1963	3.0139171557781737
1964	2.9061779508730012
1965	3.0788678046785236
1966	0.04160322401803285
1967	1.2277518339989086
1968	5.79379997879829
1969	1.8539178476498108
1970	2.990848310386852
1971	-0.9410938712230461
1972	2.5116164284507505
1973	13.22796896831278
1974	26.694171334851717
1975	4.313953662247712
1976	18.222973247537766
1977	28.75129183398778
1978	4.43330463446982
1979	6.54139713343109
1980	24.14367710911675
1981	2.976991158376393
1982	8.301317589562004
1983	9.046781909466304
1984	17.909895891775605
1985	0.3436570647720174
1986	-2.0204048360965032
1987	-4.07520680060972
1988	-0.38092601495539213
1989	-1.0124065238401698
1990	-4.523273542830836
1991	0.663489267146474
1992	-0.02383713726509029
1993	6.154194290898829
1994	46.38606943541896
1995	11.043789851394052
1996	56.28377627389659
1997	3.921474201352197
1998	5.387361390656963
1999	-0.7759119294433816
2000	1.6010172872691726
2001	6.875968797426452
2002	4.582137352165546
2003	3.2781206928541167
2004	-2.503357520043849
2005	1.2151349397056208
2006	1.359538259600896
2007	3.0885494457229186
2008	5.3729334850033865
2009	1.2077792972368826
2010	1.5162179241976048
2011	5.709320500056791
2012	-0.4040983607408748
2013	2.876730428525164
2014	4.407332355720754
2015	4.775682372708275
2016	-1.1798324356569623
2017	-1.04167724810101
2018	1.6819764716421446
2019	1.983352492503741
2020	1.8283830939615626
2021	3.9301313753230147
2022	2.0858985890634756
2023	2.4851771031609786