| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes, always | 75 |
36.2%
|
| 2 | Yes, when item is out of stock | 45 |
21.7%
|
| 3 | No | 86 |
41.5%
|
| 4 | Not applicable | 1 |
0.5%
|
| Sysmiss | 115 |