46% (2008)

50% (2010)

52% (2006)

49% (2005)

50% (2006)

44% (2006)

45% (2008)

34% (2009)

77% (2007)

50% (2008)

48% (2005)

34% (2006)

47% (2007)

38% (2007)

47% (2006)

40% (2008)

42% (2007)

43% (2006)

48% (2007)

30% (2008)