71% (2016)

70% (2016)

62% (2015)

55% (2017)

100% (2011)

85% (2012)

50% (2008)

0% (2013)

45% (2014)

41% (2016)

44% (2014)

50% (2018)

60% (2014)

80% (2013)

60% (2008)

0% (2005)

60% (2018)

46% (2006)

0% (2013)

48% (2016)