54% (1979)

71% (1969)

73% (1983)

67% (1968)

81% (1982)

53% (1971)

72% (2006)

75% (2018)

50% (1980)

65% (1999)

73% (1986)

71% (1996)

48% (2013)

73% (2004)

64% (2001)

95% (1967)

62% (2012)

62% (1975)

70% (1974)

44% (2002)