82% (1948)

61% (1987)

75% (2002)

72% (1975)

69% (1983)

64% (2017)

60% (2019)

71% (1997)

79% (2013)

70% (2006)

0% (1999)

71% (2004)

55% (2017)

70% (2005)

60% (1995)

78% (1986)

77% (2002)

62% (1991)

63% (2000)

56% (1972)