79% (2000)

57% (2012)

63% (2003)

74% (2008)

60% (2007)

52% (2006)

60% (2013)

65% (2010)

52% (2004)

58% (2008)

47% (2000)

42% (2002)

75% (2003)

58% (2001)

40% (1999)

50% (2005)

0% (2000)

50% (2010)

0% (2011)