| Value | Category | Cases | |
|---|---|---|---|
| 1 | during her period | 393 |
5.8%
|
| 2 | after period ended | 2319 |
34.4%
|
| 3 | middle of the cycle | 803 |
11.9%
|
| 4 | before period begins | 648 |
9.6%
|
| 5 | at any time | 1054 |
15.6%
|
| 6 | other | 16 |
0.2%
|
| 8 | don't know | 1507 |
22.4%
|
| Sysmiss | 15 |