63% (2009)

58% (2016)

71% (2018)

62% (2011)

55% (2016)

57% (2011)

68% (2006)

62% (2010)

42% (2016)

61% (2007)

53% (2016)

54% (2015)

68% (2016)

71% (2014)

42% (2014)

61% (2012)

54% (2014)

65% (2017)

59% (2013)

62% (2013)