Year % (cumulative) 1991 7.57575988769531 2001 42.864128112793 2006 74.6138153076172 2007 75.6286468505859 2008 76.9320068359375 2009 78.5326309204102 2010 79.1765747070312 2011 80.3419036865234 2012 80.585807800293 2013 81.2685089111328 2014 81.0826721191406 2015 82.604248046875 2016 83.3889770507812 2017 83.3149032592773 2018 84.3056411743164 2019 84.3459167480469 2020 86.0402526855469 2021 86.9553680419922 2022 87.2348251342773