64% (2004)

75% (2001)

67% (2001)

63% (2005)

61% (2008)

66% (2007)

45% (2002)

54% (2006)

69% (2003)

47% (2006)

81% (2005)

67% (2003)

71% (2006)

65% (2006)

53% (2005)

63% (2009)

64% (2004)

67% (2004)

55% (2002)

49% (2003)