32% (2004)

44% (1993)

42% (2003)

42% (1998)

42% (2001)

39% (2001)

25% (2000)

58% (1996)

45% (1995)

57% (1998)

67% (2005)

43% (2008)

50% (1998)

44% (1994)

54% (1999)

55% (1999)

40% (1999)

40% (2000)

44% (1992)

56% (1998)