| Value | Category | Cases | |
|---|---|---|---|
| 0 | 199 |
35.5%
|
|
| 1 | 222 |
39.6%
|
|
| 2 | 100 |
17.9%
|
|
| 3 | 23 |
4.1%
|
|
| 4 | 12 |
2.1%
|
|
| 5 | 3 |
0.5%
|
|
| 13 | 1 |
0.2%
|
|
| Sysmiss | 61 |