45% (2003)

0% (2003)

48% (2007)

62% (1992)

0% (1999)

66% (2003)

53% (1993)

49% (2002)

54% (2004)

61% (1990)

59% (2000)

40% (2002)

20% (1997)

36% (2005)

50% (2000)

10% (1993)

46% (1998)

65% (1996)

0% (2004)

50% (2005)