65% (2003)

50% (1967)

67% (2004)

83% (1996)

50% (1977)

0% (1963)

62% (2005)

0% (1964)

60% (2003)

70% (2007)

60% (1979)

0% (1985)

0% (1983)

78% (1968)

50% (1978)

65% (2005)

68% (1971)

0% (1996)

70% (2005)

0% (2001)