Annual annual %
1961 1.5230999789967652
1962 1.2385059034697425
1963 0.9334196475706904
1964 0.713597295201559
1965 0.43477336104025005
1966 0.30092396232495217
1967 0.13710380856538446
1968 -0.023176106255087175
1969 -0.1429982524329263
1970 -0.16722997654442928
1971 -0.12730128135974364
1972 -0.16988735014620202
1973 -0.20871539955736956
1974 -0.22134434520220647
1975 -0.2637075107891959
1976 -0.30859086587891266
1977 -0.408552417438155
1978 -0.48064207346278753
1979 -0.44684162633690655
1980 -0.38354397573747334
1981 -0.38074280542586264
1982 -0.3569339549591382
1983 -0.35883696169137297
1984 -0.3656441577598472
1985 -0.3950441013596799
1986 -0.4022962952011322
1987 -0.3796310408183703
1988 -0.527337310094748
1989 0.020078766198588716
1990 0.638374521722942
1991 0.41811687401853814
1992 0.257167104058806
1993 0.14872003590942728
1994 -0.06792114748143459
1995 -0.3125536647226998
1996 -0.02534926188579058
1997 0.37642446662675694
1998 0.7003460219430169
1999 0.576507085102478
2000 0.5265636659112819
2001 0.49562643697583136
2002 0.48261143134074247
2003 0.4274334200403558
2004 0.45493365561914645
2005 0.133101529980134
2006 -0.22381371771938835
2007 -0.17754180323137986
2008 -0.1362521397629174
2009 -0.07221229388888857
2010 -0.04577564535630747
2011 -0.003835879170275349
2012 0.04084759733218387
2013 0.027202182671265878
2014 -0.007058468461316203
2015 -0.7566166437783032
2016 -1.1995227858713824
2017 -1.8071443807654428
2018 -1.8824388411912256
2019 -1.7694840190429513
2020 -1.3130521301742584
2021 -1.7644762262465745
2022 -2.5244630450335444
2023 -2.4220509700732458