| Value | Category | Cases | |
|---|---|---|---|
| 0 | 278 |
74.7%
|
|
| 1 | 20 |
5.4%
|
|
| 2 | 16 |
4.3%
|
|
| 3 | 8 |
2.2%
|
|
| 4 | 5 |
1.3%
|
|
| 5 | 18 |
4.8%
|
|
| 6 | 3 |
0.8%
|
|
| 7 | 24 |
6.5%
|
|
| Sysmiss | 540 |