Year Index (Units) 2012 99.800 2013 102.400 2014 105.500 2015 108.900 2016 111.500 2017 112.800 2018 113.300 2019 114.900 2020 118.300 2021 123.300 2022 127.300 2023 131.600 2024 135.896 2025 139.381 2026 142.541 2027 145.375 2028 147.995 2029 150.542