58% (2009)

60% (2007)

43% (2006)

63% (2008)

53% (2007)

60% (2008)

52% (2008)

76% (2008)

46% (2008)

0% (2010)

64% (2009)

0% (2010)

73% (2009)

0% (2008)

50% (2009)

0% (2009)

60% (2009)

54% (2009)

50% (2006)

55% (2006)