40% (2004)

10% (2004)

56% (2006)

35% (2006)

50% (2009)

51% (2004)

34% (2004)

56% (2008)

42% (2009)

44% (2004)

51% (2006)

46% (2008)

63% (2007)

45% (2008)

60% (2009)

39% (2002)

49% (2005)

37% (2002)

50% (2009)

50% (2005)