71% (2010)

50% (2010)

80% (1997)

0% (1981)

53% (1992)

81% (2013)

62% (1998)

27% (2005)

64% (1991)

76% (2013)

60% (2012)

0% (2012)

62% (1994)

48% (1996)

47% (2015)

66% (1996)

20% (2000)

0% (1987)

79% (2006)

69% (2015)