40% (1994)

62% (1998)

73% (1990)

68% (2007)

55% (1994)

71% (1985)

76% (1989)

63% (2018)

0% (1980)

47% (1977)

45% (1978)

70% (1994)

72% (1987)

67% (1979)

52% (1982)

53% (2018)

59% (2017)

60% (1993)

73% (1999)

56% (2012)