53% (2009)

40% (2006)

46% (2008)

53% (2006)

45% (2008)

48% (2005)

49% (2005)

35% (2006)

47% (2006)

34% (2009)

33% (2011)

50% (2008)

52% (2006)

50% (2006)

77% (2007)

30% (2008)

44% (2006)

52% (2005)

40% (2008)

38% (2007)