71% (1981)

73% (1982)

58% (1999)

71% (2019)

64% (1976)

45% (1989)

70% (2020)

56% (2015)

55% (1982)

45% (1982)

57% (1994)

60% (1977)

0% (1981)

0% (1955)

20% (1983)

0% (1954)