62% (2016)

59% (2015)

78% (1998)

54% (1995)

56% (1997)

73% (1993)

64% (2006)

68% (1995)

60% (1994)

77% (1996)

52% (1994)

56% (1995)

62% (1998)

53% (1993)

58% (1998)

66% (1996)

73% (1994)

58% (1996)

68% (1993)

62% (1998)