| Value | Category | Cases | |
|---|---|---|---|
| 0 | Not given | 3438 |
55.8%
|
| 1 | 27 |
0.4%
|
|
| 2 | 39 |
0.6%
|
|
| 3 | 72 |
1.2%
|
|
| 4 | 53 |
0.9%
|
|
| 5 | 45 |
0.7%
|
|
| 6 | 62 |
1%
|
|
| 7 | 73 |
1.2%
|
|
| 8 | 89 |
1.4%
|
|
| 9 | 68 |
1.1%
|
|
| 10 | 65 |
1.1%
|
|
| 11 | 79 |
1.3%
|
|
| 12 | 71 |
1.2%
|
|
| 13 | 62 |
1%
|
|
| 14 | 55 |
0.9%
|
|
| 15 | 64 |
1%
|
|
| 16 | 67 |
1.1%
|
|
| 17 | 57 |
0.9%
|
|
| 18 | 67 |
1.1%
|
|
| 19 | 68 |
1.1%
|
|
| 20 | 79 |
1.3%
|
|
| 21 | 67 |
1.1%
|
|
| 22 | 57 |
0.9%
|
|
| 23 | 63 |
1%
|
|
| 24 | 44 |
0.7%
|
|
| 25 | 40 |
0.6%
|
|
| 26 | 33 |
0.5%
|
|
| 27 | 44 |
0.7%
|
|
| 28 | 37 |
0.6%
|
|
| 29 | 24 |
0.4%
|
|
| 30 | 38 |
0.6%
|
|
| 31 | 7 |
0.1%
|
|
| 44 | Marked on card - no date given | 17 |
0.3%
|
| 66 | Reported by mother | 985 |
16%
|
| 97 | Inconsistent | 1 |
0%
|
| 98 | Don't Know | 0 |
0%
|
| 99 | Missing | 0 |
0%
|
| Sysmiss | 1469 |