59% (2017)

64% (2009)

62% (2015)

55% (2014)

64% (2006)

35% (2008)

61% (2007)

59% (2004)

62% (2016)

56% (2004)

37% (2004)

54% (2004)

63% (2006)

67% (2016)

65% (2015)

65% (2017)

55% (2010)

60% (2006)

56% (2003)

59% (2009)