74% (2007)

66% (2023)

65% (2007)

60% (2011)

61% (2010)

57% (2013)

61% (2017)

64% (2008)

72% (2009)

65% (2015)

61% (2001)

61% (2006)

60% (2011)

66% (2007)

67% (2005)

69% (2005)

0% (1994)