0% (1963)

60% (2007)

45% (2004)

70% (2013)

60% (2010)

54% (1997)

57% (1994)

77% (2020)

17% (1986)

69% (2009)

59% (2020)

0% (1969)

62% (2009)

80% (1999)

54% (1989)

80% (1971)

60% (1989)

90% (1948)

83% (1967)

88% (2014)