| Value | Category | Cases | |
|---|---|---|---|
| 0 | 441 |
52.4%
|
|
| 1 | 303 |
36%
|
|
| 2 | 73 |
8.7%
|
|
| 3 | 15 |
1.8%
|
|
| 4 | 9 |
1.1%
|
|
| 5 | 1 |
0.1%
|
|
| Sysmiss | 2541 |