70% (2003)

70% (2010)

58% (2012)

73% (2005)

61% (2006)

50% (2004)

64% (2006)

46% (2007)

0% (2003)

55% (2007)

0% (2010)

60% (2009)

47% (2008)

67% (2006)

72% (2008)

0% (2006)

58% (2012)

50% (2007)