50% (1997)

52% (2005)

0% (2005)

86% (1994)

0% (2010)

0% (1987)

78% (2017)

50% (2002)

30% (1995)

0% (2013)

0% (1997)

66% (2006)

68% (2012)

0% (2006)

0% (2010)

72% (2013)

0% (2013)

42% (2001)

0% (2005)

0% (1993)