64% (2019)

76% (2009)

78% (2020)

63% (2015)

66% (2011)

48% (2016)

51% (2012)

67% (2017)

62% (2014)

61% (2016)

66% (2010)

48% (2007)

48% (2014)

62% (2006)

53% (2008)

58% (2015)

51% (2013)

65% (2013)

51% (2007)

68% (2008)