59% (2002)

70% (2004)

61% (2017)

74% (2001)

59% (2006)

63% (2006)

68% (2004)

72% (2003)

67% (2004)

69% (2006)

50% (2005)

69% (2003)

62% (2003)

61% (2004)

70% (2003)

71% (2002)

62% (2001)

56% (2005)

65% (2007)

59% (2006)