| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes, always | 1 |
0.4%
|
| 2 | Yes, when item is out of stock | 54 |
23.6%
|
| 3 | No | 136 |
59.4%
|
| 4 | Not Applicable | 38 |
16.6%
|
| Sysmiss | 78 |