53% (2005)

55% (2006)

78% (1999)

58% (2005)

55% (2003)

60% (2003)

56% (2002)

54% (2005)

32% (2003)

50% (1995)

62% (1988)

49% (2001)

64% (2004)

52% (2004)

0% (1999)

0% (2006)

40% (1995)

35% (1994)

50% (2003)

0% (2004)