65% (2007)

63% (2014)

58% (2009)

55% (2010)

63% (2010)

71% (2007)

68% (2012)

60% (2014)

60% (2006)

53% (2005)

60% (2000)

62% (2007)

51% (2004)

65% (2007)

60% (2002)

38% (2000)

58% (2004)

38% (2007)

0% (2005)

30% (1994)