73% (2003)

73% (2009)

90% (2002)

73% (2010)

51% (2010)

61% (2012)

0% (2009)

50% (2008)

77% (2007)

50% (2003)

60% (2010)

0% (2009)

0% (2004)

0% (2006)

60% (2009)

51% (2002)

57% (2009)

0% (2005)

80% (2012)

0% (2007)