Year % (cumulative) 2002 40.1601295471191 2005 44.6790466308594 2006 44.7978630065918 2007 47.2988014221191 2008 46.1372871398926 2009 48.2512168884277 2010 49.321418762207 2011 51.1482162475586 2012 52.3162422180176 2013 53.9991302490234 2014 54.9514846801758 2015 55.7447662353516 2016 57.1132507324219 2017 58.2317123413086 2018 62.9836692810059 2019 60.3361587524414 2020 61.9025115966797 2021 62.6685829162598 2022 64.0738372802734