80% (1985)

77% (2020)

69% (2014)

60% (1975)

65% (1986)

74% (1965)

70% (1972)

69% (1996)

50% (1968)

35% (1974)

64% (1965)

30% (2000)

71% (2013)

77% (1983)

69% (1967)

57% (1988)

88% (1975)

76% (1990)

56% (2018)

71% (2005)