61% (1977)

58% (1992)

45% (2007)

51% (2008)

61% (2020)

0% (1970)

55% (1947)

67% (1985)

45% (1953)

58% (2018)

69% (2020)

37% (2012)

65% (1995)

66% (2008)

0% (1975)

57% (2001)

50% (1980)

69% (1983)

64% (2013)

0% (1940)