| Value | Category | Cases | |
|---|---|---|---|
| 1 | During her period | 575 |
3.7%
|
| 2 | After period ended | 7137 |
46.3%
|
| 3 | Middle of the cycle | 1382 |
9%
|
| 4 | Before period begins | 1072 |
7%
|
| 5 | At any time | 1910 |
12.4%
|
| 6 | Other | 40 |
0.3%
|
| 8 | Don't know | 3292 |
21.4%
|
| 9 | Missing | 78 | |
| Sysmiss | 1236 |