70% (2003)

0% (1988)

48% (2005)

50% (1990)

68% (1997)

79% (1987)

81% (1990)

70% (2004)

76% (2009)

0% (1997)

69% (2016)

0% (1990)

76% (1992)

75% (2005)

88% (2000)

54% (1987)

75% (1997)

0% (1987)

80% (2011)

60% (1989)