Annual annual %
1961 -1.6994352734466471
1962 -1.706776703252936
1963 -1.6614274225052916
1964 -1.6716209987538089
1965 -1.6673937173526043
1966 -1.7288271501931556
1967 -1.594256372159858
1968 -1.5323803421490656
1969 -1.4947621999057688
1970 -1.5668239168284266
1971 -0.6513873243835031
1972 -1.5169150572360874
1973 -1.5283507660071922
1974 -1.642784825789225
1975 -1.7330582354279473
1976 0.12823583308350575
1977 0.7266391219714976
1978 0.6680492976527797
1979 0.6040496506818172
1980 0.549194894502046
1981 0.31627732065534314
1982 0.22897441144347336
1983 0.2287258704249018
1984 0.17927621603465793
1985 0.15897552585963723
1986 0.0027859792610598665
1987 -0.06771345570482921
1988 -0.13231372993403218
1989 -0.14729694747832547
1990 -0.22269677237881447
1991 -0.2002622178835059
1992 -0.23882432241610138
1993 -0.28509566967744604
1994 -0.32928821584311807
1995 -0.3776173804078757
1996 -0.3616335733104057
1997 -0.3445250568079543
1998 -0.30985537380961276
1999 -0.3977439392703875
2000 -0.42112645110830205
2001 -6.245690116868074
2002 -8.4113825365677
2003 -8.6036279447928
2004 -8.951359566825001
2005 -9.104530570118476
2006 -8.416281441744564
2007 -8.20164889648069
2008 -8.369362562391698
2009 -8.49279852490185
2010 -8.560655094034818
2011 -3.02222331281868
2012 -1.0482042206652986
2013 -1.0293358026350505
2014 -1.0256564703762046
2015 -0.9955315541575444
2016 -0.9368198334992748
2017 -0.9990972413550233
2018 -1.0883729868817558
2019 -1.1233272812215107
2020 -1.311155576031889
2021 -1.4996533320748844
2022 -1.5317638237732754
2023 -1.5872391506449