82% (2010)

69% (2023)

75% (2007)

77% (2010)

75% (1998)

57% (2007)

58% (2000)

59% (1999)

70% (1996)

67% (1996)

58% (2006)

59% (1999)

62% (2004)

76% (1997)

64% (2015)

67% (1997)

61% (2012)

49% (2000)

69% (2003)

60% (2000)