79% (2001)

68% (2014)

68% (2015)

68% (2004)

58% (2015)

69% (2009)

76% (2003)

64% (2004)

60% (2014)

73% (2002)

76% (2006)

49% (1997)

70% (2004)

63% (2021)

48% (2012)

54% (2005)

69% (1998)

62% (2003)

65% (1994)

64% (1996)