| Value | Category | Cases | |
|---|---|---|---|
| -2 | don't know | 1 |
0.9%
|
| 1 | 90 |
82.6%
|
|
| 2 | 8 |
7.3%
|
|
| 3 | 3 |
2.8%
|
|
| 10 | 1 |
0.9%
|
|
| 11 | 2 |
1.8%
|
|
| 80 | 2 |
1.8%
|
|
| 100 | 2 |
1.8%
|
|
| Sysmiss | 940 |