55% (1948)

82% (2005)

85% (2018)

62% (1999)

57% (1963)

55% (2011)

61% (1978)

45% (1997)

85% (2017)

82% (2018)

79% (2004)

63% (1950)

80% (2009)

65% (1970)

70% (1973)

79% (2009)

50% (1995)

67% (1968)

60% (1969)

81% (1971)