Year 2010 = 100 1983 29.5614791775962 1984 32.8871455850757 1985 34.6608343357315 1986 38.429922930875 1987 39.9079968897549 1988 41.5338782445226 1989 43.4258129118888 1990 48.0521844031826 1991 52.6416040455044 1992 54.282266139861 1993 57.4243386099362 1994 59.4066602744294 1995 64.3680223468713 1996 68.2066863551236 1997 74.0424931244261 1998 77.2960943460924 1999 80.6634474838334 2000 78.6650455116337 2001 81.3002967857461 2002 82.8324286026988 2003 83.8166189895307 2004 82.2317961501407 2005 82.5762582473138 2006 87.009841029523 2007 90.8478425435276 2008 97.002271006813 2009 97.9636638909916 2010 100 2011 104.47388342165 2012 107.127934238569 2013 108.741862479707 2014 108.48221067765 2015 108.624526319136 2016 107.095292454784 2017 107.935364262011 2018 109.292107113842 2019 110.501606515952 2020 111.171020616435 2021 113.241195084123 2022 122.222274152969