| Value | Category | Cases | |
|---|---|---|---|
| -9 | don't know | 32 |
23.7%
|
| 0 | 2 |
1.5%
|
|
| 1 | 4 |
3%
|
|
| 2 | 7 |
5.2%
|
|
| 3 | 7 |
5.2%
|
|
| 4 | 3 |
2.2%
|
|
| 5 | 8 |
5.9%
|
|
| 7 | 3 |
2.2%
|
|
| 8 | 1 |
0.7%
|
|
| 10 | 9 |
6.7%
|
|
| 14 | 2 |
1.5%
|
|
| 15 | 2 |
1.5%
|
|
| 20 | 9 |
6.7%
|
|
| 21 | 1 |
0.7%
|
|
| 30 | 15 |
11.1%
|
|
| 40 | 1 |
0.7%
|
|
| 50 | 1 |
0.7%
|
|
| 60 | 7 |
5.2%
|
|
| 80 | 2 |
1.5%
|
|
| 90 | 4 |
3%
|
|
| 100 | 2 |
1.5%
|
|
| 120 | 1 |
0.7%
|
|
| 180 | 5 |
3.7%
|
|
| 200 | 1 |
0.7%
|
|
| 350 | 1 |
0.7%
|
|
| 365 | 1 |
0.7%
|
|
| 400 | 1 |
0.7%
|
|
| 480 | 1 |
0.7%
|
|
| 600 | 2 |
1.5%
|
|
| Sysmiss | 820 |