53% (2007)

73% (2004)

68% (2009)

67% (2009)

51% (2006)

77% (2013)

52% (2005)

64% (1998)

64% (2011)

59% (2011)

73% (2009)

48% (2009)

79% (2012)

46% (2009)

83% (2017)

44% (2003)

0% (2011)

74% (2017)

69% (2016)

58% (2013)