| Value | Category | Cases | |
|---|---|---|---|
| -999 | Don't know | 0 |
0%
|
| 1 | 220 |
54.6%
|
|
| 2 | 168 |
41.7%
|
|
| 3 | 9 |
2.2%
|
|
| 4 | 6 |
1.5%
|
|
| Sysmiss | 1 |