66% (1995)

70% (1991)

67% (1999)

58% (2003)

68% (1999)

62% (1992)

63% (2006)

78% (1991)

66% (1991)

74% (2002)

60% (2003)

71% (2006)

50% (1991)

75% (2002)

0% (1995)

68% (2007)

74% (2001)

0% (1994)

68% (2008)

45% (1992)