| Value | Category | Cases | |
|---|---|---|---|
| 0 | 289 |
50.8%
|
|
| 1 | 180 |
31.6%
|
|
| 2 | 76 |
13.4%
|
|
| 3 | 13 |
2.3%
|
|
| 4 | 6 |
1.1%
|
|
| 5 | 3 |
0.5%
|
|
| 7 | 2 |
0.4%
|
|
| Sysmiss | 2588 |