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The half-yearly BTA observation reports
(
PowerPoint
)
2002
I half-year
II half-year
2003
I half-year
II half-year
2004
I half-year
II half-year
2005
I half-year
II half-year
2006
I half-year
II half-year
2007
I half-year
II half-year
2008
I half-year
II half-year
2009
I half-year
II half-year
2010
I half-year
II half-year
Any questions to
webmaster
Last update: 10/05/2011
