80% (2010)

52% (1999)

93% (1999)

64% (1989)

90% (2005)

76% (2013)

75% (2011)

90% (1970)

71% (1993)

71% (1990)

71% (2012)

78% (1998)

60% (2005)

66% (2007)

82% (2000)

87% (2007)

86% (2005)

71% (2008)

70% (2006)

73% (1994)