Year Index (Units) 1993 36.604 1994 40.922 1995 43.950 1996 46.351 1997 49.252 1998 52.152 1999 58.410 2000 63.340 2001 67.500 2002 69.590 2003 76.020 2004 80.410 2005 83.350 2006 86.250 2007 88.260 2008 91.320 2009 91.360 2010 92.550 2011 96.790 2012 100.040 2013 100.400 2014 100.260 2015 99.810 2016 100.110 2017 102.210 2018 104.280 2019 107.740 2020 109.650 2021 115.310 2022 132.730 2023 141.510 2024 146.381 2025 151.270 2026 154.296 2027 157.314 2028 160.392 2029 163.530