90% (2008)

46% (2013)

56% (2007)

79% (2014)

60% (2011)

67% (2013)

58% (2008)

40% (2013)

68% (2010)

58% (2007)

66% (2013)

67% (2005)

53% (2014)

68% (2012)

70% (2007)

76% (2011)

68% (2015)

70% (2011)

0% (2008)

70% (2013)