| Value | Category | Cases | |
|---|---|---|---|
| 1 | Just before menstruation period begins | 181 |
9.5%
|
| 2 | During menstruation period | 112 |
5.9%
|
| 3 | Right after menstruation period has ended | 642 |
33.7%
|
| 4 | Halfway between two periods | 705 |
37%
|
| 6 | Other | 34 |
1.8%
|
| 8 | DK | 229 |
12%
|
| 9 | Missing | 2 |
0.1%
|
| Sysmiss | 3280 |