70% (1992)

50% (1999)

42% (2012)

0% (2003)

52% (1968)

63% (1991)

66% (1989)

50% (1966)

70% (1982)

10% (1977)

50% (2012)

0% (1997)

60% (2014)

55% (1967)

0% (1958)

41% (1976)

62% (1981)

70% (2010)

40% (1993)

0% (1957)