| Value | Category | Cases | |
|---|---|---|---|
| 0 | Not given | 18 |
0.3%
|
| 1 | 113 |
1.6%
|
|
| 2 | 97 |
1.4%
|
|
| 3 | 107 |
1.5%
|
|
| 4 | 143 |
2%
|
|
| 5 | 159 |
2.3%
|
|
| 6 | 106 |
1.5%
|
|
| 7 | 130 |
1.9%
|
|
| 8 | 165 |
2.4%
|
|
| 9 | 134 |
1.9%
|
|
| 10 | 147 |
2.1%
|
|
| 11 | 130 |
1.9%
|
|
| 12 | 131 |
1.9%
|
|
| 44 | Marked on card | 23 |
0.3%
|
| 66 | Mother reported | 12 |
0.2%
|
| 97 | Inconsistent | 20 |
0.3%
|
| Sysmiss | 5370 |
76.7%
|