| Value | Category | Cases | |
|---|---|---|---|
| 0 | Not given | 190 |
76%
|
| 1 | 5 |
2%
|
|
| 3 | 1 |
0.4%
|
|
| 4 | 2 |
0.8%
|
|
| 5 | 3 |
1.2%
|
|
| 6 | 2 |
0.8%
|
|
| 7 | 1 |
0.4%
|
|
| 8 | 1 |
0.4%
|
|
| 9 | 3 |
1.2%
|
|
| 11 | 4 |
1.6%
|
|
| 12 | 3 |
1.2%
|
|
| 15 | 2 |
0.8%
|
|
| 16 | 1 |
0.4%
|
|
| 17 | 3 |
1.2%
|
|
| 20 | 1 |
0.4%
|
|
| 21 | 3 |
1.2%
|
|
| 22 | 2 |
0.8%
|
|
| 25 | 3 |
1.2%
|
|
| 27 | 1 |
0.4%
|
|
| 28 | 2 |
0.8%
|
|
| 44 | Marked on card - no date given | 1 |
0.4%
|
| 66 | Reported by mother | 16 |
6.4%
|
| 99 | Missing | 0 |
0%
|
| Sysmiss | 378 |