37% (2003)

50% (2006)

0% (2006)

67% (1997)

0% (2008)

0% (2007)

0% (1993)

0% (1999)

65% (2005)

0% (2004)

0% (1994)

0% (2008)

63% (2006)

0% (1994)

67% (2007)

0% (2006)

71% (2007)

90% (2018)

0% (2009)

20% (2005)