20% (1993)

46% (1986)

62% (1993)

87% (1991)

45% (1996)

10% (1977)

75% (1984)

50% (2003)

45% (1999)

40% (1988)

50% (1994)

60% (1977)

59% (1977)

50% (1996)

100% (1970)

0% (1977)

0% (2017)

70% (1967)

84% (2002)

85% (1965)