Manufacturer HMS STP TWM KS IMS MM TMS IS RIR WGI NS MO MS KyS IR RBI ChS Total Dallara 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 170 Panoz 0 0 0 0 7 0 0 0 0 0 0 0 0 0 0 0 0 7