72% (1967)

59% (1984)

76% (1995)

50% (1985)

50% (1986)

20% (2007)

75% (1994)

55% (1967)

55% (1969)

60% (2000)

59% (2016)

87% (1988)

50% (1993)

57% (1989)

30% (1995)

0% (2004)

0% (1979)

59% (1993)

74% (1999)

72% (1969)