45% (2004)

54% (2002)

55% (2002)

55% (1998)

59% (2000)

57% (2000)

42% (2000)

75% (1999)

67% (2001)

63% (1999)

47% (2004)

50% (2002)

75% (1993)

72% (1997)

48% (2006)

55% (2004)

0% (1989)

75% (2000)

47% (2004)

65% (1996)