| Value | Category | Cases | |
|---|---|---|---|
| 0 | Not given | 756 |
9.9%
|
| 1 | January | 471 |
6.1%
|
| 2 | February | 499 |
6.5%
|
| 3 | March | 520 |
6.8%
|
| 4 | April | 450 |
5.9%
|
| 5 | May | 481 |
6.3%
|
| 6 | June | 469 |
6.1%
|
| 7 | July | 495 |
6.5%
|
| 8 | August | 461 |
6%
|
| 9 | September | 499 |
6.5%
|
| 10 | October | 552 |
7.2%
|
| 11 | November | 498 |
6.5%
|
| 12 | December | 489 |
6.4%
|
| 44 | Marked on card | 39 |
0.5%
|
| 66 | Mother reported | 1 |
0%
|
| 98 | DK | 1 |
0%
|
| Sysmiss | 993 |
12.9%
|