This data was in the Chicago Tribune (Transportation Section) today:
From car registration date, the following numer of cars are in Illinois:
9.6 million cars (240 million nationwide). And there are:
53 Yugos
156 Volkswagon "The Thing"
3 Renault Fuegos
36 AMC Pacers
47 Chevrolet Corvairs
141 Deloreans
7 Laforza Sport-utilities (what are these?)
4 Lamborghini LM002 Sport utilities
74 Merkur Scorpios
191 Ford Pintos