22 places updated February 2, 2015
22 places including Darlington Raceway, Bristol Motor Speedway, Sonoma Raceway, Pocono Raceway
+5
17 places updated
17 places including Michigan International Speedway, Homestead-Miami Speedway, Dover International Speedway, Darlington Raceway
7 places updated
7 places including Richmond Raceway, Daytona International Speedway, Watkins Glen International, Talladega Superspeedway