| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 4 |
3.4%
|
| 0 | 40 |
33.9%
|
|
| 1 | 13 |
11%
|
|
| 2 | 14 |
11.9%
|
|
| 3 | 10 |
8.5%
|
|
| 4 | 6 |
5.1%
|
|
| 5 | 4 |
3.4%
|
|
| 6 | 4 |
3.4%
|
|
| 7 | 1 |
0.8%
|
|
| 8 | 2 |
1.7%
|
|
| 10 | 3 |
2.5%
|
|
| 15 | 2 |
1.7%
|
|
| 17 | 1 |
0.8%
|
|
| 25 | 2 |
1.7%
|
|
| 30 | 1 |
0.8%
|
|
| 35 | 1 |
0.8%
|
|
| 38 | 1 |
0.8%
|
|
| 45 | 1 |
0.8%
|
|
| 120 | 1 |
0.8%
|
|
| 150 | 1 |
0.8%
|
|
| 213 | 1 |
0.8%
|
|
| 350 | 1 |
0.8%
|
|
| 600 | 1 |
0.8%
|
|
| 800 | 1 |
0.8%
|
|
| 1500 | 1 |
0.8%
|
|
| 2405 | 1 |
0.8%
|
|
| Sysmiss | 284 |