64% (2002)

61% (2009)

70% (1992)

45% (2004)

48% (2005)

0% (1990)

61% (2018)

76% (1980)

64% (1979)

69% (1976)

61% (1967)

70% (1965)

87% (1985)

35% (1978)

80% (1994)

65% (1985)

0% (1964)

70% (1972)

60% (2000)

80% (1991)