Year Index (Units) 2002 77.305 2003 78.338 2004 79.457 2005 80.798 2006 82.491 2007 84.532 2008 87.995 2009 90.122 2010 92.297 2011 94.308 2012 96.974 2013 98.530 2014 99.626 2015 99.772 2016 100.414 2017 101.433 2018 102.613 2019 103.098 2020 102.960 2021 105.105 2022 110.680 2023 117.408 2024 120.066 2025 122.468 2026 124.917 2027 127.415 2028 129.964 2029 132.563