| since 28 september | 36 | temporal |
| to a letter | 10 | other |
| to a conversation | 9 | other |
| letter → be in → follow-up | 61 |
| letter → be → a follow-up | 18 |
| letter → follow → -up | 4 |
| letter → come as → a follow-up | 3 |
| letter → be to follow → -up | 3 |
| negative | neutral | positive |
| 0.214 | 0.754 | 0.032 |
| Raw frequency | 89 |
| Normalized frequency | 0.450 |
| Modifier score | 0.500 |
| Perplexity | 62.575 |