49% (2008)

59% (2011)

65% (1993)

42% (2008)

45% (2008)

49% (2013)

50% (2008)

53% (2008)

70% (2007)

60% (2009)

58% (1997)

62% (2007)

72% (2012)

70% (2008)

68% (2011)

69% (1993)

43% (2004)

37% (2007)

64% (2006)

44% (2007)