81% (2015)

75% (2014)

0% (2008)

78% (2018)

80% (2009)

0% (2003)

0% (2009)

86% (2003)

79% (2002)

85% (2004)

0% (2003)

47% (1995)

100% (1997)

81% (2018)

81% (2006)

20% (2004)

80% (2014)

20% (1989)

40% (2009)

82% (2005)