| Value | Category | Cases | |
|---|---|---|---|
| 1 | Any day of the cycle | 73 |
1.2%
|
| 2 | Right after her period has ended | 769 |
12.2%
|
| 3 | In the middle of the cycle | 5126 |
81.5%
|
| 4 | Just before her period begins | 260 |
4.1%
|
| 8 | Don't know | 58 |
0.9%
|
| Sysmiss | 3096 |