Annual annual %
1961 2.173034517267029
1962 2.0845135439068074
1963 2.080160174137502
1964 2.068062840697221
1965 2.001625982381689
1966 1.9151483576402142
1967 1.8890420797305394
1968 1.9273202238808838
1969 1.9597875151136213
1970 1.9637275835619588
1971 1.9287065562659023
1972 1.8141246046674115
1973 1.8336339064952023
1974 1.8313173230160948
1975 1.8059269470887505
1976 1.7695342613874727
1977 1.7618301844395607
1978 1.7591922315979316
1979 1.762546126908485
1980 1.7915943382834805
1981 1.8602164363412732
1982 1.960028163612333
1983 1.9543748863717962
1984 1.9548762840481042
1985 1.9382109106422716
1986 1.9215030637622315
1987 1.8948598003086399
1988 1.8645245731850901
1989 1.845756969794305
1990 1.8166303237543147
1991 1.791145932078726
1992 1.7964126361402246
1993 1.7677763399916397
1994 1.7386497539113521
1995 1.7088662288431096
1996 1.6648945876083283
1997 1.6305277950914538
1998 1.5966125749896964
1999 1.556160698490881
2000 1.526766895854652
2001 1.46083674520266
2002 1.3234793615879825
2003 1.2661165086037076
2004 1.2083301789751837
2005 1.1360677215552315
2006 1.051205933379572
2007 0.9867408741114586
2008 0.9361483472963036
2009 0.9011351621975429
2010 0.882227127882411
2011 0.859388098356134
2012 0.809906220369782
2013 0.7563450493714083
2014 0.6784677114130212
2015 0.6048762492258389
2016 0.5807516729502026
2017 0.528079622185998
2018 0.43783134695714554
2019 0.3530546525204032
2020 0.25997603528343843
2021 0.07698406975427018
2022 -0.06379521971658526
2023 0.03484057644283517