33% (1986)

32% (1983)

25% (1982)

62% (2009)

54% (2019)

61% (2016)

53% (1977)

20% (1980)

58% (1971)

30% (1983)

54% (1987)

63% (2020)

46% (1976)

79% (2004)

70% (2007)

55% (1978)

54% (1978)

20% (1985)

60% (2011)

69% (1963)