58% (2001)

65% (1987)

62% (2008)

63% (1988)

58% (2006)

64% (1985)

48% (1994)

57% (1987)

60% (2011)

75% (1989)

57% (1985)

66% (1986)

73% (1991)

67% (1987)

54% (1994)

63% (1995)

55% (1986)

78% (1993)

64% (1994)

70% (2022)