35% (1987)

59% (2009)

0% (2018)

50% (1977)

66% (2003)

78% (2008)

50% (2013)

75% (1998)

0% (2006)

78% (1996)

73% (2016)

0% (1985)

50% (1983)

0% (1948)

65% (1950)

67% (2001)

60% (1996)

0% (2008)

60% (1948)

64% (1988)