67% (2014)

79% (2001)

68% (2015)

63% (2021)

67% (2004)

76% (2003)

58% (1999)

76% (2006)

70% (2004)

64% (2004)

64% (1996)

65% (1994)

58% (2015)

69% (2009)

54% (2005)

73% (2002)

65% (1992)

49% (1997)

48% (2012)

64% (2000)