cross posted from Pakdef
with a slight correction that we'll have a lot more than 4 F-16 blk 52 by the end of 2010 (17 blk 52 to be precise) whose breakdown is as follows:
4 in June, 2010
4 in August, 2010
5 in October, 2010
4 in December, 2010
and one in 2011.