Year Number 2009 65.4028472900391 2010 73.459716796875 2011 94.3127975463867 2012 93.3649291992188 2013 94.7867279052734 2014 97.1428604125977 2015 96.1904754638672 2016 97.1428604125977 2017 95.7142868041992 2018 94.8113174438477 2019 93.8679275512695 2020 95.2830200195313 2021 94.8113174438477 2022 83.9622650146484