56% (2008)

60% (2013)

70% (2013)

52% (2010)

53% (2011)

70% (2008)

40% (2009)

58% (2009)

70% (2006)

57% (2013)

63% (2005)

0% (2011)

60% (2005)

50% (2013)

70% (2005)

68% (2007)

0% (2009)

0% (2007)

0% (2011)

0% (2005)