The Donovan Index identifies the most successful franchises in individual sports.
Baseball Top 10: (By DI score for teams with at least two World Series championships.)
| Team | Logo | CPS | Score |
| 1. New York Yankees |  |
27/526/98 | 5.37 |
| 2. Florida Marlins |  |
2/58/18 | 3.22 |
| 3. Oakland Athletics |  |
4/98/43 | 2.28 |
| 4. St. Louis Cardinals |  |
11/222/107 | 2.07 |
| 5. Los Angeles Dodgers |  |
5/108/53 | 2.04 |
| 6. Toronto Blue Jays |  |
2/54/34 | 1.59 |
| 7. Philadelphia Athletics* |  |
5/80/51 | 1.57 |
| 8. New York Giants* |  |
5/80/54 | 1.48 |
| 9. Baltimore Orioles |  |
3/70/57 | 1.23 |
| 10. Boston Red Sox |  |
6/124/104 | 1.19 |
