| Value | Category | Cases | |
|---|---|---|---|
| -99 | DK | 0 |
0%
|
| -88 | Missing | 2 |
0.1%
|
| -77 | NA | 9 |
0.6%
|
| 1 | All together | 1530 |
97.4%
|
| 2 | Separate stocks | 30 |
1.9%
|
| Sysmiss | 4 |