71% (2015)

0% (2003)

79% (2014)

0% (2006)

30% (2008)

70% (2006)

64% (2015)

78% (2015)

70% (2013)

66% (2014)

55% (2009)

76% (2013)

75% (2011)

60% (2006)

50% (2013)

42% (2015)

42% (2008)

53% (2014)

54% (2015)

70% (2013)