78% (2002)

54% (2004)

69% (2008)

67% (2012)

60% (2012)

69% (2010)

79% (2018)

65% (2011)

61% (2013)

67% (2015)

62% (2010)

58% (2004)

69% (2018)

63% (2009)

65% (2003)

69% (2018)

67% (2004)

61% (2004)

68% (2008)

62% (2002)