As of May 2013, BNSF has about 720 ES44AC locomotives. 5718-5747 were delivered in the 'H2' paint scheme. 5748-6438 were delivered in the 'H3' paint scheme(Swoosh).
The following web site has some current info about BNSF locomotives, and has a 'link' to a list of engines repainted or delivered in the H3 paint scheme:
http://www.thedieselshop.us/BNSF.HTML
Jim
Modeling BNSF and Milwaukee Road in SW Wisconsin
how many of the BNSF ES44AC were in the Heritage 2 paint?
http://www.coloradorailfan.com/gallery/photo.asp?id=103797
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