84% (2004)

84% (1997)

66% (2006)

72% (2001)

73% (1993)

60% (2005)

77% (2000)

74% (2005)

49% (2008)

63% (2007)

68% (2007)

0% (1986)

55% (2005)

62% (2001)

0% (1986)

60% (2005)

69% (2000)

60% (2001)

63% (1996)

50% (2019)