| Value | Category | Cases | |
|---|---|---|---|
| 1 | During her period | 348 |
6.6%
|
| 2 | After period ended | 1974 |
37.6%
|
| 3 | Middle of the cycle | 831 |
15.8%
|
| 4 | Before period begins | 1396 |
26.6%
|
| 5 | At any time | 390 |
7.4%
|
| 6 | Other | 15 |
0.3%
|
| 8 | Don't know | 301 |
5.7%
|
| 9 | 10 |