| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 1 |
3.4%
|
| -8 | Refusal (spontaneous) | 0 |
0%
|
| 1 | Only quantity per unit of output targets | 4 |
13.8%
|
| 2 | Only absolute quantity targets | 5 |
17.2%
|
| 3 | Absolute and per unit of output quantity targets | 19 |
65.5%
|
| Sysmiss | 380 |