20% (2008)

0% (2001)

10% (2008)

0% (2003)

60% (2005)

57% (2013)

0% (2017)

30% (2007)

0% (2005)

40% (2014)

0% (2005)

60% (2007)

40% (1995)

20% (2007)

0% (2013)

0% (2007)

54% (2011)

60% (2004)

0% (2004)

0% (2011)