62% (2002)

53% (2009)

64% (2014)

59% (1961)

52% (1999)

49% (2015)

61% (2007)

0% (1970)

70% (1974)

63% (2007)

61% (2013)

69% (2015)

70% (2015)

63% (2013)

63% (2014)

55% (1944)

58% (2012)

70% (1978)

52% (2004)

61% (2004)