57% (1975)

64% (2021)

35% (1988)

66% (1970)

64% (2007)

64% (1982)

78% (1971)

62% (2001)

73% (1972)

57% (1971)

55% (1971)

71% (2003)

65% (1964)

60% (2018)

60% (1978)

61% (2017)

48% (2009)

68% (2016)

65% (1962)

66% (1992)