Year % (cumulative) 2010 10.6590089797974 2011 9.84976005554199 2012 11.4171266555786 2013 10.9863300323486 2014 12.5942678451538 2015 12.3222999572754 2016 13.0043392181396 2017 14.1396703720093 2018 14.550630569458 2019 15.434814453125 2020 18.5807704925537 2021 18.9309692382812 2022 19.5457077026367