| Value | Category | Cases | |
|---|---|---|---|
| -8 | don't know | 1385 |
25.7%
|
| 0 | 3879 |
72.1%
|
|
| 3 | 1 |
0%
|
|
| 8 | 1 |
0%
|
|
| 15 | 1 |
0%
|
|
| 20 | 1 |
0%
|
|
| 30 | 4 |
0.1%
|
|
| 40 | 2 |
0%
|
|
| 50 | 20 |
0.4%
|
|
| 60 | 7 |
0.1%
|
|
| 70 | 2 |
0%
|
|
| 80 | 1 |
0%
|
|
| 90 | 2 |
0%
|
|
| 100 | 16 |
0.3%
|
|
| 120 | 5 |
0.1%
|
|
| 150 | 10 |
0.2%
|
|
| 180 | 1 |
0%
|
|
| 200 | 13 |
0.2%
|
|
| 220 | 1 |
0%
|
|
| 239 | 1 |
0%
|
|
| 250 | 4 |
0.1%
|
|
| 300 | 3 |
0.1%
|
|
| 350 | 4 |
0.1%
|
|
| 380 | 1 |
0%
|
|
| 450 | 1 |
0%
|
|
| 452 | 1 |
0%
|
|
| 500 | 6 |
0.1%
|
|
| 550 | 1 |
0%
|
|
| 800 | 2 |
0%
|
|
| 854 | 1 |
0%
|
|
| 1200 | 1 |
0%
|
|
| 2000 | 2 |
0%
|
|
| Sysmiss | 939 |