69% (2007)

62% (2007)

60% (2009)

45% (2008)

46% (2007)

64% (2008)

40% (2007)

66% (1994)

49% (2013)

69% (1993)

65% (2006)

38% (2007)

45% (2008)

59% (1997)

48% (2007)

54% (2008)

68% (2009)

70% (2007)

65% (1993)

43% (2008)