67% (2003)

67% (2004)

68% (2008)

63% (2004)

59% (2005)

70% (2007)

57% (2008)

76% (2008)

48% (2008)

75% (2008)

51% (2007)

62% (2005)

55% (2005)

49% (2004)

22% (2007)

60% (2007)

44% (2009)

47% (2004)

0% (2008)

68% (2008)