| Value | Category | Cases | |
|---|---|---|---|
| 1 | During her period | 348 |
3.5%
|
| 2 | After period ended | 3636 |
36.1%
|
| 3 | Middle of the cycle | 2408 |
23.9%
|
| 4 | Before period begins | 1461 |
14.5%
|
| 5 | At any time | 1338 |
13.3%
|
| 6 | Other | 7 |
0.1%
|
| 8 | Don't know | 881 |
8.7%
|
| 9 | 13 | ||
| Sysmiss | 10872 |