59% (2011)

64% (2004)

54% (2008)

64% (2007)

74% (2008)

64% (2004)

54% (2012)

57% (2008)

45% (2004)

49% (2006)

62% (2003)

58% (2005)

52% (2007)

60% (2008)

53% (2002)

63% (2003)

59% (2010)

59% (2011)

75% (2001)

70% (2004)