| Value | Category | Cases | |
|---|---|---|---|
| -8 | Don't know | 14 |
32.6%
|
| 2 | 1 |
2.3%
|
|
| 6 | 2 |
4.7%
|
|
| 7 | 1 |
2.3%
|
|
| 8 | 1 |
2.3%
|
|
| 12 | 6 |
14%
|
|
| 13 | 1 |
2.3%
|
|
| 20 | 2 |
4.7%
|
|
| 30 | 1 |
2.3%
|
|
| 55 | 1 |
2.3%
|
|
| 69 | 1 |
2.3%
|
|
| 200 | 1 |
2.3%
|
|
| 220 | 5 |
11.6%
|
|
| 230 | 1 |
2.3%
|
|
| 240 | 1 |
2.3%
|
|
| 2400 | 2 |
4.7%
|
|
| 3000 | 1 |
2.3%
|
|
| 7500 | 1 |
2.3%
|
|
| Sysmiss | 3569 |