30% (2007)

60% (1997)

82% (2011)

60% (2005)

20% (2015)

100% (2009)

37% (1997)

20% (2013)

30% (2011)

0% (2012)

75% (2000)

0% (2001)

0% (2008)

0% (2009)

0% (2000)

0% (2002)

15% (2009)

76% (2017)

40% (2012)

60% (2012)