65% (2001)

67% (2005)

70% (2002)

54% (2005)

61% (2003)

63% (2003)

60% (2004)

54% (2002)

57% (2002)

66% (2000)

48% (2003)

57% (2005)

46% (2005)

55% (2000)

56% (2002)

46% (2000)

56% (2003)

46% (1999)

45% (2000)

50% (2004)