76% (2015)

0% (1995)

40% (2004)

54% (1997)

60% (1971)

83% (1967)

64% (2012)

0% (1985)

0% (1999)

35% (1984)

42% (1987)

45% (2004)

0% (1995)

0% (1964)

0% (2000)

63% (2011)

90% (2012)

0% (1997)

57% (2008)

60% (1974)