Year 2010 = 100 1988 1.6771253827207 1989 2.70574992668195 1990 3.67015991229318 1991 4.16348660180273 1992 4.5741949729403 1993 4.86086994559892 1994 5.19065473310036 1995 6.20770741644349 1996 7.016225035574 1997 8.94630872973252 1998 17.0857261282532 1999 38.489378901588 2000 48.1443015869663 2001 51.9052419647664 2002 57.4234671202872 2003 66.3179906033738 2004 73.2563556712173 2005 78.5054794732104 2006 83.6441297338659 2007 87.5435962227756 2008 94.2221298615915 2009 94.3551598960601 2010 100 2011 107.5689885611 2012 112.146185398532 2013 119.291497933913 2014 124.217333843943 2015 125.804029263158 2016 127.813009249953 2017 128.868078299 2018 131.497493121168 2019 135.866574667173 2020 142.801303317534 2021 148.164378148681 2022 182.1773224818 2023 239.071544726127