| Typicality: | 0.332 |
| Saliency: | 0.193 |
| last year | 3 | temporal |
| in 2001 | 2 | temporal |
| without delay | 2 | manner |
| cdc → begin → study | 3 |
| cdc → launch → study | 3 |
| negative | neutral | positive |
| 0.093 | 0.730 | 0.177 |
| Raw frequency | 6 |
| Normalized frequency | 0.193 |
| Modifier score | 0.500 |
| Perplexity | 267.008 |