| Value | Category | Cases | |
|---|---|---|---|
| 1 | During her period | 807 |
2.4%
|
| 2 | After period ended | 12664 |
38.1%
|
| 3 | Middle of the cycle | 6091 |
18.3%
|
| 4 | Before period begins | 2051 |
6.2%
|
| 5 | At any time | 4304 |
13%
|
| 6 | Other | 88 |
0.3%
|
| 8 | Don't know | 7229 |
21.8%
|
| 9 | Missing | 151 | |
| Sysmiss | 1211 |