75% (1980)

80% (1988)

70% (1977)

0% (2004)

90% (1978)

70% (1979)

0% (1969)

75% (1976)

67% (1967)

50% (2005)

80% (1984)

70% (2012)

72% (1974)

56% (2011)

60% (1979)

61% (2001)

74% (1993)

76% (1980)

0% (1999)

0% (1992)