40% (2009)

60% (2007)

66% (1985)

60% (2002)

55% (2018)

55% (1985)

56% (1977)

68% (1978)

55% (1987)

40% (1977)

47% (2016)

54% (1973)

62% (1971)

65% (1972)

70% (1984)

40% (1975)

50% (2003)

56% (1973)

43% (1982)

58% (1974)