| Value | Category | Cases | |
|---|---|---|---|
| 0 | 371 |
58.2%
|
|
| 1 | 132 |
20.7%
|
|
| 2 | 86 |
13.5%
|
|
| 3 | 22 |
3.4%
|
|
| 4 | 15 |
2.4%
|
|
| 5 | 5 |
0.8%
|
|
| 6 | 2 |
0.3%
|
|
| 7 | 5 |
0.8%
|
|
| Sysmiss | 2 |