Year % 2001 53.02548 2006 44.85897 2007 49.93969 2008 30.44834 2009 32.14595 2010 30.48223 2011 30.92863 2014 41.04478 2015 41.04478 2018 41.83768 2019 41.83768 2020 44.02078 2021 40.3493