| entirely | 21 | degree |
| for employees | 8 | transitive-object |
| in nature | 7 | location |
| scheme → be → voluntary | 175 |
| scheme → be on → voluntary basis | 3 |
| negative | neutral | positive |
| 0.149 | 0.668 | 0.183 |
| Raw frequency | 178 |
| Normalized frequency | 0.700 |
| Modifier score | 0.683 |
| Perplexity | 151.721 |