production of 318 4spd 68 dart gt converts?

hello i'm new here i was wondering if anyone has actual bulid/production numbers on how many 68 dart gt converts [not gts] were built with factory four speed ? mine was ordered by a 53 year old history teacher in lake oswego oregon,burgendy w/ burgendy interior, console too,govier's white book says 26, i got into a mess with the now non-exsistant chrysler historical, they did'nt have any way to tell me anything ,and were not pleased about what i had to say about that,opionions? ideas? any info? that would be great,thanks guys.eric.