78% (1996)

80% (2005)

75% (1996)

75% (2005)

75% (1999)

79% (2002)

80% (1993)

0% (1996)

70% (2005)

71% (2002)

63% (2002)

60% (2002)

65% (1995)

73% (2001)

0% (2002)

73% (1998)

79% (1999)

75% (1999)

90% (2005)

10% (1995)