Annual base year varies by country
1960 14.907977075878817
1961 13.751329360902925
1962 13.598559534626508
1963 15.88823419554358
1964 16.0672510637581
1965 16.493419570020876
1966 16.266215966260503
1967 15.888337832006656
1968 15.367090002446007
1969 16.12099437471631
1970 16.038868016713774
1971 15.963701225856394
1972 16.01859131875107
1973 18.88177350835141
1974 21.281502590111646
1975 20.626547684319796
1976 23.25151542041517
1977 24.847760078983093
1978 27.292874311474403
1979 30.58425212520517
1980 32.68694353900888
1981 33.033431393219395
1982 33.87877531265451
1983 35.881142117152315
1984 37.60084776260068
1985 36.99700740137607
1986 33.77185992658542
1987 36.36105209318086
1988 37.67733172383909
1989 39.358382568401986
1990 40.85707695427438
1991 42.32168005864566
1992 43.343428033696455
1993 45.07151807426533
1994 46.846134510519875
1995 48.54825112169721
1996 50.33477985796322
1997 52.0876128542795
1998 56.51439322458853
1999 56.54008061033687
2000 61.54682735636593
2001 60.573234150864266
2002 62.46849989707995
2003 64.52929377787738
2004 68.40704141033818
2005 74.4696746073613
2006 77.43426147096737
2007 81.21407816268652
2008 89.65132785320434
2009 84.27923959094888
2010 90.40368208628087
2011 95.29669828924864
2012 96.24960075958401
2013 96.41753175128326
2014 98.79660232087465
2015 100
2016 101.65825996642414
2017 105.49988590595432
2018 106.15891697492663
2019 106.23516764394894
2020 105.3661557615109
2021 111.37994563739933
2022 118.55922199755457
2023 116.34817617460781
