Year % (cumulative) 2000 58.224178314209 2001 59.246696472168 2002 60.498592376709 2003 60.535961151123 2004 51.377140045166 2005 62.2718887329102 2006 52.2790107727051 2007 53.514949798584 2008 54.0483207702637 2009 56.1776390075684 2010 56.1293411254883 2011 57.471019744873 2012 59.4064598083496 2013 60.3877601623535 2014 61.241039276123 2015 62.2517700195312 2016 62.1679000854492 2017 62.6026191711426 2018 64.939208984375 2019 76.2545013427734 2020 67.6343078613281 2021 77.5774612426758 2022 68.317268371582