Year 2010 = 100 1975 6.87729495784971 1976 7.36624145830737 1977 8.65812835123035 1978 9.48795619720483 1979 10.0060000788573 1980 12.2466825915008 1981 14.0713462173142 1982 15.5963804810769 1983 17.1269395640537 1984 17.1451714674607 1985 20.0195594639805 1986 24.3585737331081 1987 25.5000135235542 1988 28.0306408321514 1989 29.1725092518843 1990 32.005120180595 1991 35.3962064945725 1992 38.2055963679636 1993 38.5727156476084 1994 38.963438768039 1995 39.5323074301165 1996 40.7164108229519 1997 41.5815251577484 1998 42.9430895548233 1999 44.8602213817088 2000 47.6988126815669 2001 51.6531793304225 2002 57.0039635781846 2003 63.6384394001674 2004 70.6217433253884 2005 76.7416062362333 2006 81.4605366735113 2007 86.2196638582595 2008 95.2270213751291 2009 96.5857773863583 2010 100 2011 106.270753029957 2012 107.4902508746 2013 108.32397677907 2014 111.043857874478 2015 109.873457478337 2016 112.706165683491 2017 121.178358977414 2018 127.27617144704 2019 128.77744906121 2020 128.327065776959 2021 135.565368559565 2022 150.438740351379 2023 159.993300024419