66% (2003)

90% (1997)

70% (2004)

50% (1985)

35% (1987)

62% (2006)

0% (2000)

50% (1981)

0% (1969)

0% (1976)

50% (2006)

0% (2005)

50% (1975)

0% (1986)

50% (1972)

0% (1989)

0% (1965)

0% (2024)

70% (2011)

10% (1975)