✓ 3. 4. Brazilian Grand Prix Rio de Janeiro ✓ 1. 5. San Marino Grand Prix Ayrton Senna Imola ✓ 15. 5. Monaco Grand Prix Alain Prost Monte Carlo ✓ 29. 5. Mexican Grand Prix Alain Prost Mexico City ✓ 12. 6. Canadian Grand Prix Montreal ✓ 19. 6. Detroit Grand Prix Ayrton Senna Detroit ✓ 3. 7. French Grand Prix Alain Prost Le Castellet ✓ 10. 7. British Grand Prix Ayrton Senna Silverstone ✓ 24. 7. German Grand Prix Hockenheim ✓ 7. 8. Hungarian Grand Prix Ayrton Senna Budapest ✓ 28. 8. Belgian Grand Prix Ayrton Senna Spa ✓ 11. 9. Italian Grand Prix Gerhard Berger Monza ✓ 25. 9. Portuguese Grand Prix Estoril ✓ 2. 10. Spanish Grand Prix Alain Prost Jerez de la Frontera ✓ 30. 10. Japanese Grand Prix Ayrton Senna Suzuka ✓ 13. 11. Australian Grand Prix Alain Prost Adelaide