| Value | Category | Cases | |
|---|---|---|---|
| 0 | 461 |
84.3%
|
|
| 1 | 49 |
9%
|
|
| 2 | 15 |
2.7%
|
|
| 3 | 4 |
0.7%
|
|
| 4 | 2 |
0.4%
|
|
| 5 | 16 |
2.9%
|
|
| Sysmiss | 1 |