| Value | Category | Cases | |
|---|---|---|---|
| 1 | During her period | 177 |
2.1%
|
| 2 | After period ended | 2500 |
29.6%
|
| 3 | Middle of the cycle | 1958 |
23.2%
|
| 4 | Before period begins | 1159 |
13.7%
|
| 5 | At any time | 984 |
11.7%
|
| 6 | Other | 12 |
0.1%
|
| 8 | Don't know | 1649 |
19.5%
|
| 9 | 5 |