| Value | Category | Cases | |
|---|---|---|---|
| 0 | 4 |
1.1%
|
|
| 1 | 262 |
72.8%
|
|
| 2 | 12 |
3.3%
|
|
| 3 | 15 |
4.2%
|
|
| 4 | 12 |
3.3%
|
|
| 5 | 45 |
12.5%
|
|
| 7 | 9 |
2.5%
|
|
| 8 | 1 |
0.3%
|
|
| Sysmiss | 34 |