Year 2010 = 100 1992 38.9035110866787 1993 39.0749196511075 1994 54.1308246466814 1995 61.9595212620572 1996 65.0043606701871 1997 67.2576041625903 1998 71.1271457118404 1999 71.3595343803007 2000 74.3319475815406 2001 77.2935520075026 2002 79.2175140068503 2003 80.3956705120688 2004 81.098240905089 2005 85.4487729541759 2006 88.6805967620689 2007 89.8317313290944 2008 96.9709273997076 2009 97.8398570732499 2010 100 2011 102.704239077473 2012 109.6313139516 2013 110.101510475881 2014 109.497320123437 2015 109.736884846516 2016 108.86633100536 2017 108.913431866169 2018 109.914532239727 2019 110.720040198148 2020 114.066798322144 2021 116.04419147224 2022 117.611691618775 2023 120.823695911462