| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 1 |
0.9%
|
| -8 | Refusal (spontaneous) | 1 |
0.9%
|
| 1 | Only quantity per unit of output targets | 23 |
20.2%
|
| 2 | Only absolute quantity targets | 23 |
20.2%
|
| 3 | Absolute and per unit of output quantity targets | 66 |
57.9%
|
| Sysmiss | 910 |