| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes, always | 1 |
0.5%
|
| 2 | Yes, when item is out of stock | 1 |
0.5%
|
| 3 | No | 152 |
70.4%
|
| 4 | Not Applicable | 62 |
28.7%
|
| Sysmiss | 89 |