Year % (cumulative) 2014 2.79060006141663 2015 2.42565989494324 2016 2.76626992225647 2017 3.07044219970703 2018 3.85704755783081 2019 7.71580791473389 2020 8.3751802444458 2021 8.45346069335938 2022 8.88614463806152