| Value | Category | Cases | |
|---|---|---|---|
| 1 | 329 |
90.9%
|
|
| 2 | 11 |
3%
|
|
| 3 | 3 |
0.8%
|
|
| 4 | 6 |
1.7%
|
|
| 6 | 1 |
0.3%
|
|
| 13 | 10 |
2.8%
|
|
| 16 | 2 |
0.6%
|
|
| Sysmiss | 3614 |