Year % (cumulative) 2012 11.8272047042847 2013 12.0860500335693 2014 12.5802602767944 2015 12.7519798278809 2016 13.0443477630615 2017 13.3599643707275 2018 13.9924192428589 2019 14.1176605224609 2020 14.1990880966187 2021 14.407374382019 2022 15.2131309509277