| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 6 |
12.5%
|
| 100 | 4 |
8.3%
|
|
| 120 | 1 |
2.1%
|
|
| 140 | 1 |
2.1%
|
|
| 150 | 1 |
2.1%
|
|
| 200 | 6 |
12.5%
|
|
| 250 | 1 |
2.1%
|
|
| 350 | 1 |
2.1%
|
|
| 400 | 1 |
2.1%
|
|
| 500 | 1 |
2.1%
|
|
| 750 | 2 |
4.2%
|
|
| 800 | 1 |
2.1%
|
|
| 950 | 1 |
2.1%
|
|
| 1000 | 7 |
14.6%
|
|
| 1200 | 1 |
2.1%
|
|
| 1500 | 5 |
10.4%
|
|
| 2000 | 5 |
10.4%
|
|
| 2500 | 2 |
4.2%
|
|
| 3000 | 1 |
2.1%
|
|
| Sysmiss | 354 |