| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes, always | 2 |
0.9%
|
| 2 | Yes, when item is out of stock | 86 |
39.6%
|
| 3 | No | 117 |
53.9%
|
| 4 | Not Applicable | 12 |
5.5%
|
| Sysmiss | 88 |