| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 4 |
2.7%
|
| 0 | 108 |
72%
|
|
| 1 | 1 |
0.7%
|
|
| 3 | 3 |
2%
|
|
| 5 | 2 |
1.3%
|
|
| 10 | 4 |
2.7%
|
|
| 15 | 1 |
0.7%
|
|
| 20 | 4 |
2.7%
|
|
| 30 | 4 |
2.7%
|
|
| 40 | 3 |
2%
|
|
| 50 | 2 |
1.3%
|
|
| 55 | 2 |
1.3%
|
|
| 60 | 1 |
0.7%
|
|
| 65 | 1 |
0.7%
|
|
| 73 | 1 |
0.7%
|
|
| 77 | 1 |
0.7%
|
|
| 80 | 1 |
0.7%
|
|
| 90 | 2 |
1.3%
|
|
| 95 | 1 |
0.7%
|
|
| 99 | 2 |
1.3%
|
|
| 100 | 2 |
1.3%
|