| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 95 |
11.3%
|
| 2 | No | 690 |
82.3%
|
| 3 | Affiliation already requested | 7 |
0.8%
|
| 4 | Don't know | 38 |
4.5%
|
| 5 | Refused to answer | 8 |
1%
|
| 99 | N/R | 0 |
0%
|
| 999 | N/A | 0 |
0%
|
| Sysmiss | 361 |