Year Percent 2000 99.82879 2001 99.82879 2002 99.82879 2003 99.82879 2004 99.82879 2005 99.82879 2006 99.82879 2007 99.82879 2008 99.82879 2009 99.82879 2010 99.82879 2011 99.83962 2012 99.85045 2013 99.86128 2014 99.87212 2015 99.88295 2016 99.89378 2017 99.8998 2018 99.8998 2019 99.8998 2020 99.8998 2021 99.8998 2022 99.8998