71% (2014)

60% (2004)

70% (2011)

65% (2013)

56% (2009)

68% (2006)

51% (2014)

72% (2006)

68% (2007)

67% (2005)

73% (2016)

52% (2011)

66% (2000)

69% (2010)

60% (2012)

55% (2003)

72% (2017)

67% (2010)

70% (2013)

64% (2012)