| Value | Category | Cases | |
|---|---|---|---|
| 0 | 340 |
58.2%
|
|
| 1 | 222 |
38%
|
|
| 2 | 17 |
2.9%
|
|
| 3 | 2 |
0.3%
|
|
| 4 | 1 |
0.2%
|
|
| 5 | 2 |
0.3%
|
|
| Sysmiss | 1418 |