Year % 2001 16.71324323352988 2002 15.95731312546139 2003 8.843519221818788 2004 11.525872700666977 2005 1.123386453268558 2006 11.311066788176024 2007 9.001834345239908 2008 10.779642953090857 2009 17.81360716103092 2010 17.30438270029701 2011 20.729956654743315 2012 23.819877845132527 2013 33.79736471336352 2014 34.18965311408941 2015 28.20079093905888 2016 13.46768617275094 2017 10.780044384232497 2018 8.292738207147373 2019 10.474385921245679 2020 19.106456988220202 2021 29.296199350710626 2022 25.850405657313637 2023 33.38511133310372