67% (2014)

74% (2017)

69% (2010)

71% (2011)

75% (2002)

62% (1997)

70% (2015)

75% (2019)

81% (2007)

68% (2011)

65% (2006)

72% (2016)

63% (2016)

60% (2003)

70% (2003)

82% (2003)

66% (2014)

64% (2003)

56% (2007)

61% (2007)