72% (2006)

70% (2008)

62% (2012)

64% (2003)

70% (2005)

69% (2004)

62% (2008)

50% (2004)

57% (2009)

43% (2011)

20% (2012)

0% (2008)

57% (2000)

0% (2005)

0% (2007)

60% (2011)

0% (2011)

0% (2002)

60% (2003)

0% (2003)