77% (2001)

72% (2013)

53% (1986)

0% (2016)

0% (1970)

75% (1978)

90% (2009)

0% (2020)

50% (2009)

72% (2010)

40% (1973)

0% (2014)

20% (1997)

76% (2013)

0% (2006)

68% (1999)

0% (2014)

0% (1993)

10% (2002)

85% (1987)