62% (1993)

97% (2001)

86% (2004)

82% (1983)

58% (1985)

69% (1996)

74% (2011)

0% (2003)

0% (2012)

83% (1995)

72% (1998)

90% (2010)

75% (2007)

82% (2002)

92% (2008)

97% (1994)

78% (2012)

82% (2018)

0% (1993)

85% (2005)