62% (2013)

68% (2016)

69% (2011)

60% (2016)

50% (2009)

69% (2004)

67% (2010)

65% (2008)

67% (2013)

45% (2013)

49% (2016)

45% (2015)

60% (2007)

61% (2003)

54% (2014)

51% (2008)

52% (2006)

57% (2015)

59% (2015)

57% (2012)