| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1. 1-traditional | 23 |
1.5%
|
| 2 | 2. 2-non barrier | 241 |
16.2%
|
| 3 | 3. 3-barrier | 221 |
14.9%
|
| 4 | 4. 4-abstinent | 999 |
67.3%
|
| Sysmiss | 79 |