61% (2013)

76% (2005)

67% (2005)

48% (2009)

67% (2010)

52% (2002)

68% (2015)

68% (2004)

68% (2005)

57% (2005)

66% (2001)

62% (2008)

59% (1999)

62% (1999)

68% (1999)

62% (2007)

66% (1996)

63% (2002)

61% (2013)

69% (1999)