57% (1990)

60% (2021)

72% (2014)

58% (1979)

60% (2020)

64% (2024)

65% (1965)

75% (1957)

47% (2018)

61% (2012)

66% (1958)

54% (1982)

61% (2013)

49% (2015)

53% (1985)

69% (2012)

32% (2023)

64% (1975)

64% (1995)

40% (2005)