70% (1981)

72% (2019)

59% (1999)

72% (1982)

49% (1989)

58% (2015)

72% (2020)

64% (1976)

45% (1982)

53% (1982)

57% (1994)

0% (1955)

0% (1954)

60% (1977)

0% (1981)

20% (1983)