Year 2015 = 100 1995 12.8350206406 1996 20.5840377441 1997 17.4293788106 1998 20.6777078817 1999 15.0702771784 2000 13.713878514 2001 11.4753292712 2002 14.4166502914 2003 17.6184391627 2004 23.1226656206 2005 27.0788283851 2006 47.4518380226 2007 68.5227049321 2008 100.0688028302 2009 74.7051307223 2010 79.1920581887 2011 104.7080794187 2012 132.049832902 2013 149.1473364149 2014 140.859052504 2015 100 2016 98.2995871845 2017 110.4457440516 2018 130.0373501116 2019 122.5919009187 2020 91.3799882017 2021 136.8709455497