| Value | Category | Cases | |
|---|---|---|---|
| 13 | 13 or less | 23 |
0.2%
|
| 14 | 20 |
0.2%
|
|
| 15 | 65 |
0.7%
|
|
| 16 | 144 |
1.6%
|
|
| 17 | 189 |
2%
|
|
| 18 | 255 |
2.7%
|
|
| 19 | 267 |
2.9%
|
|
| 20 | 300 |
3.2%
|
|
| 21 | 221 |
2.4%
|
|
| 22 | 215 |
2.3%
|
|
| 23 | 147 |
1.6%
|
|
| 24 | 120 |
1.3%
|
|
| 25 | 141 |
1.5%
|
|
| 26 | 92 |
1%
|
|
| 27 | 77 |
0.8%
|
|
| 28 | 73 |
0.8%
|
|
| 29 | 44 |
0.5%
|
|
| 30 | 37 |
0.4%
|
|
| 31 | 31 or more | 106 |
1.1%
|
| a | Don't know | 55 |
0.6%
|
| b | Refused to answer | 14 |
0.2%
|
| c | Outlier set to missing | 17 |
0.2%
|
| d | Dropped during anonymization (available on request) | 0 |
0%
|
| e | Skipped in error | 6 |
0.1%
|
| z | Not applicable | 6657 |
71.7%
|