57% (1990)

64% (1960)

59% (2001)

50% (2009)

62% (2013)

56% (1996)

65% (1999)

51% (2010)

67% (2019)

55% (2023)

54% (2004)

75% (2017)

67% (1981)

74% (2013)

70% (1990)

62% (2002)

59% (2017)

71% (1972)

57% (2008)

62% (1971)