| often | 2 | temporal |
| exercise → use → ball | 11 |
| exercise → use → an exercise ball | 5 |
| exercise → performed on → an exercise ball | 3 |
| negative | neutral | positive |
| 0.049 | 0.655 | 0.296 |
| Raw frequency | 19 |
| Normalized frequency | 0.279 |
| Modifier score | 0.675 |
| Perplexity | 297.032 |