50% (2009)

66% (2009)

60% (2006)

0% (2006)

63% (2008)

40% (2008)

52% (2009)

63% (2007)

46% (2007)

50% (2005)

43% (2009)

49% (2010)

46% (2008)

48% (2008)

61% (2009)

40% (2006)

56% (2008)

55% (2008)

90% (2006)

30% (2008)