| from childhood vaccines | 3 | other |
| in the united states | 2 | location |
| from our surroundings | 2 | location |
| mercury → be → banned | 8 |
| mercury → be banned by → federal law | 4 |
| mercury → be → illegal | 3 |
| negative | neutral | positive |
| 0.657 | 0.326 | 0.017 |
| Raw frequency | 15 |
| Normalized frequency | 0.289 |
| Modifier score | 0.500 |
| Perplexity | 111.282 |