100% (2008)

0% (2004)

78% (1961)

68% (1990)

65% (2003)

61% (1990)

85% (2017)

69% (2015)

60% (1990)

69% (2012)

56% (2007)

57% (1982)

70% (2014)

77% (2005)

48% (2007)

73% (1998)

79% (1978)

0% (1970)

76% (2011)

77% (2005)