Year Number 1996 96.1956558227539 1998 96.739128112793 2000 94.0217361450195 2002 92.9729766845703 2003 88.6486511230469 2004 65.6716384887695 2005 72.5490188598633 2006 73.0392150878906 2007 66.019416809082 2008 53.3980598449707 2009 52.1531105041504 2010 52.1531105041504 2011 52.1327018737793 2012 52.6066360473633 2013 51.1848335266113 2014 54.8076934814453 2015 52.8571434020996 2016 52.3809509277344 2017 55.7142868041992 2018 50.476188659668 2019 50 2020 50 2021 49.523811340332 2022 46.2264137268066