75% (2011)

49% (2008)

68% (2010)

71% (2016)

56% (2010)

62% (2014)

62% (2012)

53% (2006)

47% (2014)

44% (2012)

53% (2006)

56% (2007)

43% (2016)

53% (2009)

56% (2011)

49% (2008)

49% (2012)

57% (2008)

64% (2011)

60% (2013)