65% (2007)

47% (2008)

59% (2009)

55% (2007)

55% (2008)

54% (2008)

54% (2007)

47% (2007)

64% (2007)

41% (2005)

64% (2008)

32% (2009)

54% (2004)

51% (2007)

37% (2007)

60% (2007)

48% (2005)