61% (2013)

69% (2004)

58% (2015)

68% (2011)

49% (2009)

45% (2013)

60% (2016)

59% (2015)

67% (2010)

62% (2003)

68% (2016)

53% (2014)

57% (2015)

57% (2012)

45% (2008)

52% (2014)

67% (2013)

64% (2008)

59% (2008)

49% (2016)