| Value | Category | Cases | |
|---|---|---|---|
| 0 | Not given | 761 |
9.9%
|
| 1 | January | 483 |
6.3%
|
| 2 | February | 495 |
6.5%
|
| 3 | March | 514 |
6.7%
|
| 4 | April | 456 |
5.9%
|
| 5 | May | 480 |
6.3%
|
| 6 | June | 469 |
6.1%
|
| 7 | July | 494 |
6.4%
|
| 8 | August | 467 |
6.1%
|
| 9 | September | 498 |
6.5%
|
| 10 | October | 546 |
7.1%
|
| 11 | November | 503 |
6.6%
|
| 12 | December | 481 |
6.3%
|
| 44 | Marked on card | 32 |
0.4%
|
| 66 | Mother reported | 1 |
0%
|
| 98 | DK | 1 |
0%
|
| Sysmiss | 993 |
12.9%
|