Year 2010 = 100 1991 1.12999042707251 1992 11.8840663239259 1993 24.8364556178627 1994 33.7588791286342 1995 42.1904750160179 1996 49.6204158953758 1997 53.812042681118 1998 56.3111892229428 1999 57.6428465650509 2000 59.1728345741562 2001 60.6444866601879 2002 61.8203078988159 2003 63.6394616619203 2004 67.5802624403158 2005 72.1408828494716 2006 76.8561545761078 2007 84.6132290301034 2008 97.6456285716324 2009 101.096529301156 2010 100 2011 104.370735599392 2012 106.727206841374 2013 106.695770579258 2014 107.357807845492 2015 107.544870498588 2016 107.69611443606 2017 110.852001659202 2018 113.661494917447 2019 116.856984643273 2020 117.112977285484 2021 120.949398596532 2022 141.886081804437 2023 154.567925394545