72% (2006)

66% (2007)

68% (2000)

62% (2000)

71% (2000)

74% (1999)

57% (2022)

69% (2005)

57% (2011)

65% (1999)

57% (1998)

72% (2003)

64% (2004)

54% (1995)

62% (2004)

73% (1991)

56% (1994)

58% (2006)

56% (1994)

55% (1997)