| قيمة | فئة | حالات | |
|---|---|---|---|
| 0 | Not given | 4591 |
85.3%
|
| 1 | January | 5 |
0.1%
|
| 2 | February | 13 |
0.2%
|
| 3 | March | 20 |
0.4%
|
| 4 | April | 11 |
0.2%
|
| 5 | May | 13 |
0.2%
|
| 6 | June | 13 |
0.2%
|
| 7 | July | 15 |
0.3%
|
| 8 | August | 3 |
0.1%
|
| 9 | September | 11 |
0.2%
|
| 10 | October | 15 |
0.3%
|
| 11 | November | 10 |
0.2%
|
| 12 | December | 17 |
0.3%
|
| 44 | Marked on card | 40 |
0.7%
|
| 55 | Don't know/incomplete | 21 |
0.4%
|
| 66 | Mother reported | 583 |
10.8%
|
| Sysmiss | 15886 |