Year % (cumulative) 2012 2.56905007362366 2014 15.0053186416626 2015 15.3042860031128 2017 7.38642978668213 2018 4.5947847366333 2019 5.99403810501099 2020 6.76300430297852 2021 17.8103160858154 2022 18.5730381011963