52% (2015)

71% (2010)

69% (2010)

54% (2009)

62% (2006)

69% (2004)

61% (2016)

71% (2016)

66% (2009)

57% (2011)

55% (2012)

67% (2008)

67% (2011)

65% (2019)

70% (2007)

62% (2012)

66% (2007)

62% (2013)

72% (2004)

56% (2013)