| Value | Category | Cases | |
|---|---|---|---|
| 7 | 7 | 1 |
0.1%
|
| 9 | 9 | 1 |
0.1%
|
| 10 | 10 | 3 |
0.3%
|
| 11 | 11 | 2 |
0.2%
|
| 12 | 12 | 17 |
1.7%
|
| 13 | 13 | 32 |
3.2%
|
| 14 | 14 | 129 |
13.1%
|
| 15 | 15 | 44 |
4.5%
|
| 16 | 16 | 102 |
10.3%
|
| 17 | 17 | 119 |
12.1%
|
| 18 | 18 | 146 |
14.8%
|
| 19 | 19 | 67 |
6.8%
|
| 20 | 20 | 63 |
6.4%
|
| 21 | 21 | 49 |
5%
|
| 22 | 22 | 52 |
5.3%
|
| 23 | 23 | 49 |
5%
|
| 24 | 24 | 41 |
4.2%
|
| 25 | 25 | 28 |
2.8%
|
| 26 | 26 | 12 |
1.2%
|
| 27 | 27 | 6 |
0.6%
|
| 28 | 28 | 7 |
0.7%
|
| 29 | 29 | 4 |
0.4%
|
| 30 | 30 | 5 |
0.5%
|
| 33 | 33 | 1 |
0.1%
|
| 37 | 37 | 1 |
0.1%
|
| 38 | 38 | 1 |
0.1%
|
| 41 | 41 | 1 |
0.1%
|
| 43 | 43 | 1 |
0.1%
|
| 44 | 44 | 1 |
0.1%
|
| 49 | 49 | 1 |
0.1%
|
| -5 | Missing; Not asked by the interviewer | 0 | |
| -4 | Not asked | 0 | |
| -3 | Not applicable; No studies | 0 | |
| -2 | No answer | 15 | |
| -1 | Don´t know | 0 |