0% (1958)

53% (1994)

50% (1977)

73% (1990)

43% (1987)

75% (2003)

78% (1979)

62% (1995)

50% (1971)

45% (2000)

92% (1989)

50% (1960)

0% (2013)

90% (2007)

57% (1990)

53% (1976)

50% (1966)

50% (1985)

53% (2012)

45% (1981)