Year Index (Units) 2003 79.025 2004 79.884 2005 81.402 2006 83.036 2007 93.265 2008 96.208 2009 98.097 2010 101.031 2011 103.052 2012 105.660 2013 107.200 2014 107.730 2015 107.980 2016 108.880 2017 109.984 2018 111.264 2019 111.790 2020 111.640 2021 113.966 2022 120.011 2023 127.307 2024 130.189 2025 132.793 2026 135.449 2027 138.157 2028 140.921 2029 143.739