53% (2007)

67% (2010)

74% (2006)

40% (2007)

70% (2012)

65% (2010)

0% (2008)

38% (2008)

49% (2008)

64% (2010)

50% (2012)

50% (2007)

40% (2010)

73% (2009)

0% (2010)

60% (2006)