| Value | Category | Cases | |
|---|---|---|---|
| 0 | 108 |
82.4%
|
|
| 2 | 5 |
3.8%
|
|
| 3 | 2 |
1.5%
|
|
| 4 | 1 |
0.8%
|
|
| 5 | 2 |
1.5%
|
|
| 6 | 4 |
3.1%
|
|
| 7 | 9 |
6.9%
|
|
| Sysmiss | 109 |