60% (1978)

64% (2017)

75% (1968)

0% (1974)

72% (2013)

0% (1971)

10% (1977)

62% (2009)

59% (2011)

55% (1980)

40% (1981)

71% (2007)

50% (1977)

0% (1976)

20% (1980)

58% (1981)

20% (1978)

50% (1972)

40% (1977)

63% (1970)