Year % 2000 0.0143275901064414 2001 0.0138965467303112 2002 0.0135912743383756 2003 0.0128535851399809 2004 0.0120502066403962 2005 0.0117327622865823 2006 0.0111382033001533 2007 0.0116227186370339 2008 0.0107478358685567 2009 0.0106311015249113 2010 0.0102948587875378 2011 0.0100728092102382 2012 0.00914779876264777 2013 0.00964447060212035 2014 0.00914667710865777 2015 0.00905081993250649 2016 0.00858511575786856 2017 0.00854671291354834 2018 0.00854038549886948 2019 0.008012389516583 2020 0.00827892661097358