| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 13 |
2.2%
|
| -7 | Does not apply (spontaneous) | 0 |
0%
|
| 0 | 131 |
21.8%
|
|
| 1 | 1 |
0.2%
|
|
| 10 | 3 |
0.5%
|
|
| 20 | 3 |
0.5%
|
|
| 30 | 5 |
0.8%
|
|
| 40 | 8 |
1.3%
|
|
| 50 | 19 |
3.2%
|
|
| 51 | 1 |
0.2%
|
|
| 55 | 1 |
0.2%
|
|
| 60 | 26 |
4.3%
|
|
| 65 | 5 |
0.8%
|
|
| 70 | 21 |
3.5%
|
|
| 72 | 1 |
0.2%
|
|
| 75 | 5 |
0.8%
|
|
| 80 | 13 |
2.2%
|
|
| 85 | 7 |
1.2%
|
|
| 90 | 8 |
1.3%
|
|
| 95 | 5 |
0.8%
|
|
| 98 | 1 |
0.2%
|
|
| 100 | 323 |
53.8%
|