Year 2000 = 100 1980 8.403886737 1981 8.838724952 1982 9.414246937 1983 9.762755953 1984 11.15871554 1985 11.87747671 1986 13.78117181 1987 15.6995757 1988 17.62821271 1989 16.40746694 1990 17.59815833 1991 14.95076097 1992 16.24888093 1993 25.09272285 1994 37.2554035 1995 52.15117023 1996 71.26230976 1997 74.12712623 1998 73.53881571 1999 75.08632817 2000 100 2001 103.7089142 2002 126.2693439 2003 161.5027497 2004 204.430234 2005 235.0748178 2006 287.853402 2007 400.8327663 2008 516.137281 2009 447.3002302 2010 542.5153664 2011 682.6311165 2012 727.589404 2013 844.3059023 2014 945.4475092 2015 1059.019785 2016 1117.814299 2017 1352.592448 2018 1561.548791