| Value | Category | Cases | |
|---|---|---|---|
| 12 | 2 |
0.2%
|
|
| 13 | 7 |
0.9%
|
|
| 14 | 30 |
3.7%
|
|
| 15 | 62 |
7.6%
|
|
| 16 | 67 |
8.2%
|
|
| 17 | 54 |
6.6%
|
|
| 18 | 116 |
14.2%
|
|
| 19 | 59 |
7.2%
|
|
| 20 | 138 |
16.9%
|
|
| 21 | 34 |
4.2%
|
|
| 22 | 36 |
4.4%
|
|
| 23 | 17 |
2.1%
|
|
| 24 | 7 |
0.9%
|
|
| 25 | 25 |
3.1%
|
|
| 26 | 7 |
0.9%
|
|
| 27 | 2 |
0.2%
|
|
| 28 | 5 |
0.6%
|
|
| 30 | 1 |
0.1%
|
|
| 31 | 1 |
0.1%
|
|
| 35 | 1 |
0.1%
|
|
| 36 | 1 |
0.1%
|
|
| 40 | 1 |
0.1%
|
|
| 41 | 1 |
0.1%
|
|
| 98 | 1 |
0.1%
|
|
| 99 | Don't know | 141 |
17.3%
|
| Sysmiss | 6 |