| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes, always | 14 |
7.6%
|
| 2 | Yes, when item is out of stock | 85 |
45.9%
|
| 3 | No | 84 |
45.4%
|
| 4 | Not Applicable | 2 |
1.1%
|
| Sysmiss | 122 |