Despite high inventory levels at dealers the Corvette Plant in Bowling Green has been producing some good numbers in September - see chart. For most of September the plant has been producing 45-50 Stingrays every day. Surprisingly they have been producing almost identical numbers of the Grand Sport. In fact when you combine Grand Sport and Grand Sport X their numbers are greater than Stingray production. Here is the September 15th production. Most of September has been quite similar

Stingray 50 
GS 49

Z06 20

GSX 10
ZR1 6

ZR1X 4