Year 2015 = 100 1985 34.4727593317 1986 31.7368260514 1987 33.9255726757 1988 35.0199459878 1989 40.4918125484 1990 44.8693057969 1991 52.5299189817 1992 26.2649594908 1993 31.7368260514 1994 26.2649594908 1995 34.4727593317 1996 49.2467990453 1997 37.7558792681 1998 23.5290262106 1999 34.4727593317 2000 54.7186656059 2001 48.0862834627 2002 48.7365954276 2003 56.2461090309 2004 71.0950817985 2005 100.9 2006 122 2007 138.6 2008 180.6 2009 119.6 2010 153.4 2011 216.2 2012 218.8 2013 211.5 2014 189.5 2015 100 2016 84.1 2017 107.9 2018 140.8 2019 127.6 2020 81.9 2021 150 2022 220.4