| Value | Category | Cases | |
|---|---|---|---|
| 0 | 394 |
80.2%
|
|
| 1 | 62 |
12.6%
|
|
| 2 | 22 |
4.5%
|
|
| 3 | 5 |
1%
|
|
| 4 | 5 |
1%
|
|
| 5 | 1 |
0.2%
|
|
| 7 | 1 |
0.2%
|
|
| 8 | 1 |
0.2%
|
|
| Sysmiss | 97 |