70% (2013)

54% (2006)

59% (2013)

56% (2005)

53% (2008)

67% (2009)

60% (2009)

65% (2005)

67% (2007)

64% (2004)

64% (2008)

64% (2008)

51% (2004)

58% (2006)

60% (2001)

53% (2006)

59% (2006)

48% (2006)

57% (2007)

45% (2005)