81% (1973)

85% (2004)

74% (2025)

70% (2008)

70% (1994)

81% (1973)

77% (2010)

76% (2008)

35% (2005)

71% (1999)

75% (2017)

0% (2011)

78% (2013)

77% (1989)

74% (1995)

73% (2013)

77% (2009)

82% (2005)

71% (2016)

78% (2014)