| Value | Category | Cases | |
|---|---|---|---|
| 0 | Not purchased | 915 |
83.4%
|
| 1 | 179 |
16.3%
|
|
| 2 | 3 |
0.3%
|
|
| 9999 | Missing | 0 |
0%
|
| Sysmiss | 1183 |