Most cars with very low mileage or not driven at all. Someon'e sfeeling the double dip?
http://www.ferrarifl.com/supercars2.htm
CLK GTR - $1.5mil
Koenig CCX - $750k
FXX - $3mil
Enzo - $1mil
Reventon - $1.5mil
Veyron - $1.2mil
Total $8.9million