Year annual % 2011 4.714022362305343 2012 4.712341583813 2013 4.119366386799058 2014 3.4473726178052146 2015 3.7793130554970844 2016 4.059883122533535 2017 4.017851883264029 2018 4.341455987239613 2019 4.0050608045987275 2020 -2.543265563062519 2021 2.907959340107965 2022 4.460047623135949 2023 4.528768010815384