65% (2004)

67% (2008)

68% (2009)

76% (2013)

61% (2000)

72% (2008)

57% (2004)

59% (2006)

50% (2016)

73% (2002)

68% (2015)

71% (2004)

65% (2004)

65% (1998)

69% (2016)

62% (2018)

72% (2018)

74% (2013)

68% (1996)

56% (2015)