51% (2006)

59% (2011)

67% (2015)

70% (2016)

71% (2021)

66% (2003)

77% (2019)

74% (2016)

65% (2022)

59% (2019)

79% (2022)

58% (2023)

58% (2013)

74% (1998)

70% (2002)

71% (2008)

73% (2022)

67% (2023)

68% (2014)

80% (2022)