Here are some stats:
Total cars = 40,616
Total tris = 1.8 billion
Total tris per car = 44,789
Total unique materials = 40,616 (randomly generated at export time)
The scene was created with the development version of SkIndigo using dummy instancing. Model is from 3D Warehouse.
Whaat
EDIT: Sorry I was mistaken. The number of faces was equal to the number of tris
