| Typicality: | 0.311 |
| Saliency: | 0.144 |
| by the nro | 2 | other |
| until the early 1990s | 2 | temporal |
| purpose → be kept → secret | 4 |
| purpose → be → secret | 4 |
| negative | neutral | positive |
| 0.227 | 0.713 | 0.059 |
| Raw frequency | 8 |
| Normalized frequency | 0.144 |
| Modifier score | 0.500 |
| Perplexity | 72.250 |