All those numbers matched this info except 69 which says 299 here is a link. Which would you say is more accurate?
http://www.oldride.com/library/1969_chevrolet_c20.html
Also lists both doors and gate production numbers (doors always less) in the later years
Either way less than 1000 is rare enough for me to just restore it and fix it up hopefully get most of it done this winter