58% (1992)

61% (2005)

70% (1995)

68% (1952)

50% (2006)

44% (1999)

55% (2008)

75% (2013)

42% (1991)

40% (1998)

65% (1979)

60% (1998)

65% (2002)

80% (2008)

72% (2015)

66% (1996)

64% (2003)

0% (1998)

35% (1994)

65% (1974)