How do I find out how many Vipers were made?

[BJH1]

I have a '01 Sapphire Blue ACR. I heard that '01 was the only year for Sapphire Blue, and that there were only about 28 Sapphire Blue ACR's made for that year. How can I confirm this?

Thanks

 

[Neil - UK]

http://ivr.viperclub.org/build.php

 

[BJH1]

Thanks