82% (1994)

73% (2008)

51% (2002)

0% (2012)

76% (2004)

90% (1996)

81% (2004)

0% (2011)

74% (1998)

70% (2007)

71% (2014)

80% (2006)

40% (2003)

80% (1973)

84% (1989)

65% (1997)

72% (2000)

0% (2016)

60% (2001)

74% (2001)