62% (2014)

69% (2004)

55% (1997)

77% (2002)

29% (2004)

53% (1992)

44% (1995)

53% (1997)

47% (2008)

48% (1996)

63% (1995)

61% (1997)

29% (1989)

55% (1996)

51% (1998)

56% (1992)

58% (1992)

64% (1997)

54% (1995)

40% (1990)