| Number of U.S. locations | Number of states | Answer | % Correct |
|---|---|---|---|
| 12,289 | 51 | Shell | 86%
|
| 7,092 | 32 | BP | 74%
|
| 11,892 | 47 | Exxon Mobil | 57%
|
| 6,998 | 22 | Chevron | 43%
|
| 6,792 | 45 | Circle k | 32%
|
| 3,282 | 36 | Speedway | 30%
|
| 4,361 | 31 | Citgo | 28%
|
| 1,738 | 31 | Conoco | 22%
|
| 2,502 | 33 | Phillips 66 | 18%
|
| 1,886 | 24 | 76 | 17%
|