Year % 2001 10.715605876008096 2002 10.989120976333409 2003 14.048804665043434 2004 31.88690028383742 2005 26.070228318316857 2006 15.041375027161784 2007 12.125267955917204 2008 14.745783016377773 2009 26.88719648777059 2010 33.354294816713065 2011 25.941534156431533 2012 28.209114844704438 2013 19.68497736804626 2014 19.774082615483398 2015 22.830923579519716 2016 37.89057070080336 2017 37.47634142933264 2018 45.0768268567705 2019 37.56321920304227 2020 39.247490141572925 2021 32.4891537803601 2022 56.66488798064372 2023 53.294960337621376