72% (2004)

35% (2014)

74% (2002)

58% (1978)

49% (2005)

37% (2011)

43% (2020)

48% (1967)

0% (1938)

54% (2004)

41% (2008)

55% (1967)

70% (1950)

50% (1996)

66% (2009)

66% (1969)

45% (2018)

70% (1943)

65% (1942)

53% (2013)