| Value | Category | Cases | |
|---|---|---|---|
| 1 | C | 111 |
10.7%
|
| 2 | D | 334 |
32.2%
|
| 3 | E | 303 |
29.2%
|
| 4 | F | 140 |
13.5%
|
| 5 | G | 59 |
5.7%
|
| 6 | H | 25 |
2.4%
|
| 7 | I | 24 |
2.3%
|
| 8 | J | 13 |
1.3%
|
| 9 | K | 11 |
1.1%
|
| 10 | L | 17 |
1.6%
|
| -4 | Not asked | 0 | |
| -2 | No answer | 2 | |
| -1 | Don´t know | 243 |