50% (2011)

55% (1994)

75% (1970)

74% (2006)

60% (2004)

70% (2005)

60% (1997)

76% (1993)

45% (1997)

85% (2016)

75% (1971)

75% (1947)

67% (2017)

79% (1982)

50% (2006)

78% (2005)

60% (2003)

80% (2009)

80% (2005)

0% (2013)