61% (2005)

79% (2007)

71% (2013)

52% (2010)

61% (2013)

59% (2011)

63% (2007)

42% (2005)

60% (2008)

25% (2013)

53% (2010)

0% (1991)

70% (2013)

63% (2009)

54% (2010)

0% (2004)

0% (2003)

0% (2005)

0% (2012)

0% (2011)