nMPs manufactured in January?

[torxcrossword]

Just curious - have those with nMPs checked which month their units were manufactured in? What do you get when you punch your serial into this form? http://www.chipmunk.nl/klantenservice/applemodel.html

Here are the results from some units photographed in recent reviews/teardowns (all are from week 49 in December):

F5KLT059F693 - AppleInsider - http://cdn1.appleinsider.com/14.01.09-Mac_Pro-Bottom.jpg

Production year: 2013
Production week: 49 (December)
Factory: F5 (Austin, Texas, USA)

F5KLT0G2F9VM - iFixit - http://d3nevzfk7ii3be.cloudfront.net/igi/fF2AqK2eSn31ybxQ.huge
Production year: 2013
Production week: 49 (December)
Factory: F5 (Austin, Texas, USA)

F5KLT00AF694 - AnandTech - http://images.anandtech.com/reviews/mac/MacPro2013/DSC_4687.jpg
Production year: 2013
Production week: 49 (December)
Factory: F5 (Austin, Texas, USA)

 

[borad]

Week 49 spans Dec 3-10. If we assume they were in full production then, that means they had 9-16 days head start. It took 33 days to move from January to March deliveries, for 42-49 days of production (maybe less, depending on holidays). Ow…