73% (1979)

52% (2008)

0% (2004)

74% (1974)

74% (1993)

70% (2013)

83% (1998)

57% (1988)

64% (1991)

50% (2016)

63% (2011)

64% (2015)

47% (2006)

80% (1969)

73% (1971)

75% (1987)

76% (1984)

71% (2011)

73% (1990)

69% (2009)