72% (2003)

71% (2005)

62% (2013)

59% (2004)

63% (2009)

64% (2004)

74% (2007)

57% (2007)

53% (2011)

47% (2011)

40% (2006)

56% (2007)

51% (2002)

64% (2012)

0% (2006)

57% (2009)

74% (2004)

42% (2010)

50% (2010)

60% (2009)