Year % 2000 0.0224989258826003 2001 0.0217476318515823 2002 0.0217508172526755 2003 0.0206623876653179 2004 0.0192361969988296 2005 0.0182138731095062 2006 0.0160315017927771 2007 0.0146734778296063 2008 0.0134633248310972 2009 0.0122927496306664 2010 0.0109119491990803 2011 0.0113027581484979 2012 0.0106000970908656 2013 0.00996896701201597 2014 0.00938443186589726 2015 0.0089784216302481 2016 0.00899537598766736 2017 0.00866657718675666 2018 0.00556003106929473 2019 0.00548887339450271 2020 0.00750968854235376