Try this site:
---- Imperial Home Page -> Imperials by Year-> 1968 -> Production Numbers ---- ModelSeries NumberBody Style andSeatingFactory Base PriceWeight (in lbs)ProductionCrownDY1-MFour Door Sedan -- 6 passenger$5,6534,770 1,887 CrownDY1-MFour Door Hardtop -- 6 passenger$6,1144,775 8,492 CrownDY1-MTwo Door Hardtop -- 6 passenger$5,7214,740 2,656 CrownDY1-MTwo Door Convertible -- 6 passenger$6,5224,845 474 LeBaronDY1-HFour Door Hardtop -- 6 passenger$6,9394,840 1,852 LeBaron (by Stageway) N/AFour Door Limousine -- 8 passenger$12,000 to $15,000N/A 6 Year Production Total 15,367http://www.imperialclub.com/Yr/1968/production.htm
In 1968, a total of 2,543 Chrysler 300 convertibles were produced. This model was part of the Chrysler 300 series, known for its luxury and performance features. The 1968 version was particularly notable for its distinctive design and powerful engine options.
12825
2,165 convertibles were built in 1971
According to Chrysler Historical Collection archives, the production numbers for the 1968 Dodge Coronet 500 was 2,527; the Coronet R/T was 569; and no convertibles were ever available for the Coronet Super Bee model.
2,921 convertibles
2,921 convertibles
20,440
928
20,440
20,440
1,624 GT convertibles. 928 with bucket seats.
5100