Year 2000 = 100 1980 49.1401131 1981 55.35622303 1982 42.95557389 1983 45.72770525 1984 46.99053432 1985 53.40991542 1986 47.45578714 1987 45.79416994 1988 44.59780556 1989 34.05761381 1990 35.30726071 1991 41.61675353 1992 47.36146267 1993 41.72880192 1994 47.99608966 1995 54.13139051 1996 64.04496253 1997 80.47515959 1998 82.80321954 1999 103.3089092 2000 100 2001 100.1998335 2002 102.8587288 2003 112.5173467 2004 136.4085484 2005 164.0910352 2006 188.9703025 2007 221.4376908 2008 262.6144879 2009 218.1071329 2010 266.011657 2011 352.7449348 2012 376.2364696 2013 371.22398 2014 385.5564807 2015 392.8337497 2016 392.017763 2017 405.5176242 2018 376.9081321