72% (1997)

58% (2017)

62% (2006)

65% (1999)

59% (2012)

73% (2009)

64% (2021)

65% (2003)

67% (2011)

69% (2018)

62% (2014)

69% (2017)

81% (1976)

63% (1986)

61% (1999)

54% (2016)

75% (2022)

79% (2021)

71% (2019)

59% (2009)