10% (1964)

0% (1984)

0% (2009)

42% (1996)

60% (2004)

100% (1993)

50% (1982)

0% (1997)

62% (2006)

0% (1979)

80% (1983)

56% (1982)

56% (2004)

0% (1985)

0% (1995)

74% (2004)

70% (2005)

60% (1983)

0% (1980)

100% (2007)