54% (2004)

65% (1986)

56% (1988)

48% (1984)

10% (1993)

20% (1985)

46% (1969)

47% (2005)

51% (1992)

48% (2011)

62% (2018)

69% (1998)

62% (1997)

50% (2006)

35% (2004)

64% (2002)

35% (1971)

39% (1998)

39% (2004)

45% (1990)