| Value | Category | Cases | |
|---|---|---|---|
| -8 | don't know | 81 |
13.8%
|
| 0 | 485 |
82.5%
|
|
| 100 | 3 |
0.5%
|
|
| 120 | 1 |
0.2%
|
|
| 200 | 4 |
0.7%
|
|
| 350 | 1 |
0.2%
|
|
| 400 | 1 |
0.2%
|
|
| 500 | 4 |
0.7%
|
|
| 600 | 1 |
0.2%
|
|
| 1000 | 2 |
0.3%
|
|
| 1200 | 1 |
0.2%
|
|
| 1500 | 2 |
0.3%
|
|
| 3000 | 2 |
0.3%
|
|
| Sysmiss | 5897 |