| from this requirement | 9 | other |
| from liability | 7 | other |
| from the antitrust laws | 7 | other |
| carrier → be → exempt | 37 |
| carrier → be → exempted | 14 |
| negative | neutral | positive |
| 0.162 | 0.762 | 0.076 |
| Raw frequency | 51 |
| Normalized frequency | 0.493 |
| Modifier score | 0.500 |
| Perplexity | 92.337 |