53% (2007)

62% (2003)

63% (2008)

64% (2007)

75% (2003)

50% (2006)

57% (2005)

61% (2008)

63% (2006)

55% (2007)

57% (2008)

67% (2005)

70% (2004)

60% (2009)

75% (2001)

75% (2007)

60% (2008)

57% (2010)

45% (2004)

64% (2004)