77% (2013)

72% (2013)

52% (1975)

45% (1964)

43% (1926)

51% (1992)

46% (1922)

51% (1996)

51% (1965)

38% (1927)

55% (1971)

47% (1987)

50% (1985)

44% (1969)

52% (1929)

30% (1966)

54% (1979)

58% (1964)

35% (1927)

58% (1947)