Buderus date code

Any one have an idea what Buderus uses as a date code?
Model G115/4 WS Ser# 253000-08217-01241-7747019703
Components on the boiler suggest '08.

IMG_8592 copy.jpg


Yes, '08… 2008 was a leap year, so manufacture date… August 4, 2008


(See link for explanation).

Your a good man Jeff, Thanks