Year Number 2004 88.059700012207 2005 95.5882339477539 2006 98.0487823486328 2007 97.5728149414063 2008 98.0582504272461 2009 98.0861206054688 2010 98.5645904541016 2011 98.5782012939453 2012 98.5782012939453 2013 98.5782012939453 2014 98.5576934814453 2015 99.0476226806641 2016 99.523811340332 2017 91.4285736083984 2018 91.4285736083984 2019 91.9047622680664 2020 90 2021 90.9523773193359 2022 91.0377349853516