72% (1971)

64% (1970)

70% (2020)

70% (2014)

0% (1967)

70% (1968)

56% (2010)

48% (2024)

65% (2009)

63% (2000)

60% (1995)

69% (1961)

70% (1976)

64% (1985)

70% (2011)

52% (1995)

77% (2010)

50% (1921)

60% (1996)

10% (1990)