Year Percent 2000 92.30068 2001 92.75519 2002 93.21066 2003 93.66708 2004 94.12446 2005 94.58279 2006 95.04208 2007 95.50232 2008 95.96352 2009 96.42567 2010 96.88878 2011 97.35285 2012 97.81786 2013 98.28384 2014 98.75076 2015 99.21865 2016 99.54944 2017 99.69751 2018 99.84558 2019 99.99365 2020 100 2021 100 2022 100