| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes, always | 180 |
72.3%
|
| 2 | Yes, when item is out of stock | 44 |
17.7%
|
| 3 | No | 25 |
10%
|
| 4 | Not applicable | 0 |
0%
|
| Sysmiss | 62 |