So, 1966 production was 27,720 Total
And, 1967 product was 22,940 Total
Together that is over 50,000 cars! With 1967 production about 82% of 1966's
Now, take '09 ACRs (per Bill P.) at 260 units and (guess) of '10 ACR production at 280, you have less than 600 ACRs made between 09 and 10...