57% (2009)

59% (2009)

56% (2009)

53% (2012)

49% (2010)

48% (2006)

64% (2005)

60% (2011)

63% (2012)

55% (2009)

56% (2009)

50% (2006)

56% (2013)

49% (2005)

0% (1970)

61% (2012)

53% (2008)

49% (2005)

60% (2005)

57% (2013)