| Value | Category | Cases | |
|---|---|---|---|
| 0 | Not given | 545 |
8.9%
|
| 1 | 101 |
1.6%
|
|
| 2 | 130 |
2.1%
|
|
| 3 | 135 |
2.2%
|
|
| 4 | 135 |
2.2%
|
|
| 5 | 143 |
2.3%
|
|
| 6 | 161 |
2.6%
|
|
| 7 | 188 |
3.1%
|
|
| 8 | 186 |
3%
|
|
| 9 | 213 |
3.5%
|
|
| 10 | 199 |
3.2%
|
|
| 11 | 209 |
3.4%
|
|
| 12 | 225 |
3.7%
|
|
| 13 | 229 |
3.7%
|
|
| 14 | 232 |
3.8%
|
|
| 15 | 210 |
3.4%
|
|
| 16 | 243 |
3.9%
|
|
| 17 | 214 |
3.5%
|
|
| 18 | 244 |
4%
|
|
| 19 | 240 |
3.9%
|
|
| 20 | 248 |
4%
|
|
| 21 | 216 |
3.5%
|
|
| 22 | 173 |
2.8%
|
|
| 23 | 179 |
2.9%
|
|
| 24 | 164 |
2.7%
|
|
| 25 | 150 |
2.4%
|
|
| 26 | 158 |
2.6%
|
|
| 27 | 138 |
2.2%
|
|
| 28 | 151 |
2.5%
|
|
| 29 | 89 |
1.4%
|
|
| 30 | 71 |
1.2%
|
|
| 31 | 30 |
0.5%
|
|
| 44 | Marked on card - no date given | 23 |
0.4%
|
| 66 | Reported by mother | 184 |
3%
|
| 97 | Inconsistent | 1 |
0%
|
| 98 | Don't Know | 0 |
0%
|
| 99 | Missing | 0 |
0%
|
| Sysmiss | 1469 |