| قيمة | فئة | حالات | |
|---|---|---|---|
| 1 | Just before her period begins | 144 |
1.2%
|
| 2 | During her period | 80 |
0.7%
|
| 3 | Right after her period has ended | 6869 |
57.1%
|
| 4 | Halfway between two periods | 4579 |
38.1%
|
| 6 | Other | 63 |
0.5%
|
| 8 | Don't know | 292 |
2.4%
|
| Sysmiss | 3769 |