42% (1998)

58% (1994)

50% (1999)

62% (1983)

57% (2007)

25% (1992)

45% (1993)

20% (1995)

60% (1998)

53% (1992)

59% (1993)

59% (2014)

62% (1981)

40% (1990)

35% (2002)

40% (2007)

60% (1990)

33% (1987)

70% (1980)

47% (1996)