| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 4 |
6.7%
|
| -8 | Refusal (spontaneous) | 0 |
0%
|
| 1 | Only quantity per unit of output targets | 30 |
50%
|
| 2 | Only absolute quantity targets | 11 |
18.3%
|
| 3 | Absolute and per unit of output quantity targets | 15 |
25%
|
| Sysmiss | 1386 |