Year % (cumulative) 2012 1.13358998298645 2014 2.90557527542114 2015 2.6567394733429 2017 2.9386100769043 2018 1.47772753238678 2019 2.07740497589111 2020 2.29002404212952 2021 3.93226957321167 2022 3.73254299163818