80% (1993)

87% (2007)

60% (2015)

81% (2007)

60% (2008)

0% (2014)

65% (1999)

80% (2003)

90% (2012)

90% (2015)

91% (1994)

0% (2011)

50% (1985)

72% (1999)

70% (1966)

75% (1992)

78% (2017)

32% (2002)

0% (2004)

83% (2009)