| in every occurrence of this field | 13 | temporal |
| on all published works | 10 | location |
| in applications etc | 9 | location |
| use → be → mandatory | 120 |
| use → become → mandatory | 19 |
| use → be made → mandatory | 10 |
| negative | neutral | positive |
| 0.121 | 0.733 | 0.146 |
| Raw frequency | 149 |
| Normalized frequency | 0.463 |
| Modifier score | 0.833 |
| Perplexity | 75.131 |