Year Percent 2000 97.21325 2001 97.36073 2002 97.50821 2003 97.65569 2004 97.80317 2005 97.95065 2006 98.09813 2007 98.24561 2008 98.39309 2009 98.54057 2010 98.68805 2011 98.83553 2012 98.98301 2013 99.13049 2014 99.27797 2015 99.42545 2016 99.57293 2017 99.72041 2018 99.86789 2019 100 2020 100 2021 100 2022 100