78% (1987)

60% (1979)

72% (1987)

75% (1988)

0% (2015)

60% (2016)

0% (1992)

70% (1973)

67% (1967)

0% (1992)

50% (2016)

53% (2002)

0% (2014)

95% (1970)

61% (2001)

60% (1993)

80% (1980)

60% (2008)

71% (1972)

76% (1976)