Year Index (Units) 2011 65.889 2012 67.191 2013 72.012 2014 76.947 2015 78.109 2016 85.478 2017 87.162 2018 84.893 2019 93.225 2020 93.478 2021 96.723 2022 100.000 2023 109.045 2024 115.269 2025 120.361 2026 125.467 2027 130.534 2028 135.346 2029 139.407