| Value | Category | Cases | |
|---|---|---|---|
| 0 | 197 |
25.8%
|
|
| 1 | 346 |
45.3%
|
|
| 2 | 139 |
18.2%
|
|
| 3 | 60 |
7.9%
|
|
| 4 | 17 |
2.2%
|
|
| 5 | 4 |
0.5%
|
|
| 6 | 1 |
0.1%
|
|
| Sysmiss | 327 |