82% (2016)

60% (2009)

64% (2015)

63% (2008)

65% (2012)

62% (2011)

80% (2016)

55% (2012)

74% (2017)

62% (2016)

60% (2016)

70% (2014)

62% (2010)

61% (2007)

57% (2016)

64% (2003)

60% (2015)

75% (2017)

57% (2009)

73% (2013)