| Value | Category | Cases | |
|---|---|---|---|
| 1 | YES, SEEN & USED | 57 |
11.7%
|
| 2 | SEEN BUT NOT USED | 6 |
1.2%
|
| 3 | REPORTED BUT NOT SEEN | 18 |
3.7%
|
| 4 | NO | 403 |
82.6%
|
| Sysmiss | 4 |
0.8%
|