| Value | Category | Cases | |
|---|---|---|---|
| 0 | Not given | 711 |
7%
|
| 1 | 161 |
1.6%
|
|
| 2 | 283 |
2.8%
|
|
| 3 | 317 |
3.1%
|
|
| 4 | 327 |
3.2%
|
|
| 5 | 333 |
3.3%
|
|
| 6 | 339 |
3.3%
|
|
| 7 | 372 |
3.6%
|
|
| 8 | 328 |
3.2%
|
|
| 9 | 309 |
3%
|
|
| 10 | 285 |
2.8%
|
|
| 11 | 347 |
3.4%
|
|
| 12 | 292 |
2.9%
|
|
| 13 | 331 |
3.2%
|
|
| 14 | 368 |
3.6%
|
|
| 15 | 299 |
2.9%
|
|
| 16 | 279 |
2.7%
|
|
| 17 | 290 |
2.8%
|
|
| 18 | 336 |
3.3%
|
|
| 19 | 304 |
3%
|
|
| 20 | 370 |
3.6%
|
|
| 21 | 316 |
3.1%
|
|
| 22 | 285 |
2.8%
|
|
| 23 | 283 |
2.8%
|
|
| 24 | 292 |
2.9%
|
|
| 25 | 280 |
2.7%
|
|
| 26 | 288 |
2.8%
|
|
| 27 | 336 |
3.3%
|
|
| 28 | 347 |
3.4%
|
|
| 29 | 244 |
2.4%
|
|
| 30 | 217 |
2.1%
|
|
| 31 | 125 |
1.2%
|
|
| 44 | Marked on card - no date given | 62 |
0.6%
|
| 66 | Reported by mother | 28 |
0.3%
|
| 99 | Missing | 144 |
1.4%
|
| Sysmiss | 4016 |