Year 2010 = 100 1960 1.56193028792508 1961 1.5863431392114 1962 1.60366838851641 1963 1.6530847245939 1964 1.72701235087615 1965 1.78203970519646 1966 1.81383547522141 1967 1.85177802912291 1968 1.88624377529622 1969 1.90997676717826 1970 1.96500102861529 1971 2.00868787354893 1972 2.08124733918016 1973 2.18933070985852 1974 2.4706498047269 1975 2.67759544733234 1976 2.80835365102347 1977 3.0452300732018 1978 3.22027978403261 1979 3.61107219656262 1980 4.2632875553912 1981 4.66427922043805 1982 5.08325377812945 1983 5.50276513856117 1984 5.7628460779459 1985 5.95663187590274 1986 6.21590761115417 1987 6.37050680732365 1988 6.65662268078507 1989 7.31232725758268 1990 9.01774964029743 1991 12.0812830171161 1992 13.1395896672647 1993 14.5519177405799 1994 17.7139544246785 1995 22.9332877036006 1996 28.4000870569424 1997 34.1368668008897 1998 38.8027305372269 1999 43.3285805199188 2000 48.1155372323814 2001 52.7703091569355 2002 56.8286149121045 2003 61.1897373798532 2004 66.1545447665178 2005 71.9821388026943 2006 75.9971240445016 2007 81.2684477408612 2008 90.5358359191705 2009 95.5119957617498 2010 100 2011 106.762279573148 2012 112.30984636343 2013 118.107167183834 2014 125.346249905396 2015 129.30447286763 2016 132.827518353137 2017 138.053432225838 2018 144.055097252706 2019 150.34435782941 2020 155.558919246197 2021 162.529327177779 2022 177.302656474684 2023 189.116778929842