Year % 2000 0.011611343116838 2001 0.0103710197126145 2002 0.00967082152378477 2003 0.00957604973945887 2004 0.00888853510264932 2005 0.00798784087652925 2006 0.00793392157662995 2007 0.0106482515264707 2008 0.0102002949534952 2009 0.0112244003854414 2010 0.0113747348269522 2011 0.012386187982092 2012 0.0122260456346902 2013 0.0125087288152162 2014 0.00937390367671867 2015 0.00912063164720422 2016 0.0090015082330268 2017 0.0083008683074658 2018 0.0076987200388362 2019 0.00884236581611864 2020 0.00513229585494024