Year 2015 = 100 1992 10.3417114706 1993 14.3227875917 1994 24.8807447009 1995 19.7802879371 1996 24.7394485336 1997 32.6701601867 1998 28.0257000964 1999 28.6117426783 2000 35.6858571752 2001 37.4652187481 2002 38.5863436585 2003 36.0970505335 2004 43.0971838519 2005 49.1015555343 2006 52.7526497014 2007 56.2239827151 2008 60.1567337193 2009 64.8050154579 2010 80.7614971732 2011 79.7210814672 2012 85.4182680063 2013 98.505260188 2014 97.3609769763 2015 100 2016 94.4874391319 2017 102.7468596175 2018 96.9315452187 2019 100.2957151378 2020 110.2047031659 2021 106.6935865595