0% (2002)

0% (1994)

64% (1957)

80% (1969)

0% (2006)

60% (1997)

0% (1970)

0% (1980)

0% (1990)

0% (1993)

0% (1961)

40% (1976)

30% (2009)

50% (2015)

0% (1989)

60% (2005)

0% (1967)

60% (1978)

0% (1969)

77% (1980)