Table:
text: 1978 USAC Championship Car season
Schedule and results
Schedule and results
Rnd Date_ Race_Name Length_ Track Location_ Type_ Pole_Position Winning_Driver
1 March 18 Jimmy Bryan 150 mi (km) Phoenix International Raceway Avondale , Arizona Oval Danny Ongais Gordon Johncock
2 March 26 Datsun Twin 200 mi (km) Ontario Motor Speedway Ontario , California Oval Tom Sneva Danny Ongais
3 April 15 Coors 200 mi (km) Texas World Speedway College Station , Texas Oval Danny Ongais Danny Ongais
4 April 23 Gabriel 200 mi (km) Trenton International Speedway Trenton , New Jersey Oval Tom Sneva Gordon Johncock
5 May 28 International 500 Mile Sweepstakes mi (km) Indianapolis Motor Speedway Speedway , Indiana Oval Tom Sneva Al Unser

Question: How many types of tracks are there at Phoenix International Raceway in the 1978 USAC Championship Car season?

Question: How many races were held at the Indianapolis Motor Speedway in the 1978 USAC Championship Car season?