Year Index (Units) 2009 85.500 2010 85.840 2011 87.660 2012 89.970 2013 92.210 2014 94.790 2015 98.330 2016 99.800 2017 100.390 2018 99.690 2019 99.280 2020 95.930 2021 102.140 2022 108.200 2023 109.980 2024 112.818 2025 115.505 2026 118.073 2027 120.487 2028 122.918 2029 125.332