54% (2007)

48% (2006)

79% (1964)

73% (1968)

70% (2018)

71% (1993)

58% (2007)

48% (2012)

64% (1964)

64% (1968)

0% (1983)

62% (2011)

45% (1983)

41% (2003)

50% (1991)

52% (1971)

78% (2014)

62% (1985)

61% (1969)

55% (1973)