| from africa | 14 | location |
| each year | 5 | temporal |
| worldwide | 4 | location |
| tonne → be → exported | 71 |
| tonne → be exported to → the us | 6 |
| negative | neutral | positive |
| 0.151 | 0.736 | 0.112 |
| Raw frequency | 77 |
| Normalized frequency | 0.925 |
| Modifier score | 0.525 |
| Perplexity | 308.710 |