| Value | Category | Cases | |
|---|---|---|---|
| 1 | during her period | 921 |
1.5%
|
| 2 | after period ended | 19816 |
31.7%
|
| 3 | middle of the cycle | 15779 |
25.2%
|
| 4 | before period begins | 6008 |
9.6%
|
| 5 | at any time | 9889 |
15.8%
|
| 6 | other | 780 |
1.2%
|
| 8 | don't know | 9400 |
15%
|