62% (2006)

65% (2016)

72% (2004)

50% (2002)

39% (2016)

64% (2015)

53% (2017)

72% (2006)

64% (2011)

70% (2004)

51% (2015)

67% (2008)

71% (2010)

60% (2017)

65% (2012)

60% (2009)

62% (2013)

69% (2017)

55% (2012)

61% (2016)