| Value | Category | Cases | |
|---|---|---|---|
| 0 | Not given | 84 |
1.1%
|
| 1 | January | 523 |
6.8%
|
| 2 | February | 484 |
6.3%
|
| 3 | March | 555 |
7.2%
|
| 4 | April | 531 |
6.9%
|
| 5 | May | 543 |
7.1%
|
| 6 | June | 545 |
7.1%
|
| 7 | July | 598 |
7.8%
|
| 8 | August | 576 |
7.5%
|
| 9 | September | 566 |
7.4%
|
| 10 | October | 601 |
7.8%
|
| 11 | November | 496 |
6.5%
|
| 12 | December | 540 |
7%
|
| 44 | Marked on card | 37 |
0.5%
|
| 66 | Mother reported | 2 |
0%
|
| Sysmiss | 993 |
12.9%
|