| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 114 |
17.7%
|
| 0 | 126 |
19.5%
|
|
| 1 | 15 |
2.3%
|
|
| 2 | 27 |
4.2%
|
|
| 3 | 7 |
1.1%
|
|
| 4 | 2 |
0.3%
|
|
| 5 | 28 |
4.3%
|
|
| 7 | 3 |
0.5%
|
|
| 8 | 3 |
0.5%
|
|
| 9 | 1 |
0.2%
|
|
| 10 | 56 |
8.7%
|
|
| 15 | 20 |
3.1%
|
|
| 20 | 64 |
9.9%
|
|
| 25 | 10 |
1.6%
|
|
| 30 | 41 |
6.4%
|
|
| 35 | 5 |
0.8%
|
|
| 40 | 13 |
2%
|
|
| 45 | 1 |
0.2%
|
|
| 50 | 26 |
4%
|
|
| 60 | 10 |
1.6%
|
|
| 65 | 3 |
0.5%
|
|
| 70 | 16 |
2.5%
|
|
| 75 | 4 |
0.6%
|
|
| 80 | 19 |
2.9%
|
|
| 90 | 10 |
1.6%
|
|
| 93 | 1 |
0.2%
|
|
| 95 | 3 |
0.5%
|
|
| 99 | 1 |
0.2%
|
|
| 100 | 16 |
2.5%
|