| in this country | 10 | location |
| for motorcycle riders | 9 | transitive-object |
| for children | 8 | transitive-object |
| helmet → be → mandatory | 98 |
| helmet → become → mandatory | 15 |
| helmet → be made → mandatory | 10 |
| helmet → be required for → everyone | 3 |
| negative | neutral | positive |
| 0.191 | 0.624 | 0.186 |
| Raw frequency | 126 |
| Normalized frequency | 0.729 |
| Modifier score | 1.000 |
| Perplexity | 26.677 |