| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes, always | 1 |
0.4%
|
| 2 | Yes, when item is out of stock | 85 |
31.5%
|
| 3 | No | 184 |
68.1%
|
| 4 | Not applicable | 0 |
0%
|
| Sysmiss | 52 |