40% (2009)

60% (2002)

66% (1985)

60% (2007)

70% (1984)

55% (2018)

55% (1985)

47% (1978)

56% (1977)

40% (1975)

60% (1981)

53% (1976)

47% (2016)

40% (1977)

58% (1975)

43% (1982)

68% (1978)

55% (1987)

65% (1972)

43% (1975)