| Value | Category | Cases | |
|---|---|---|---|
| 0 | 3 |
0.4%
|
|
| 1 | 121 |
14.9%
|
|
| 2 | 296 |
36.5%
|
|
| 3 | 238 |
29.3%
|
|
| 4 | 151 |
18.6%
|
|
| 5 | 1 |
0.1%
|
|
| 9 | 1 |
0.1%
|
|
| Sysmiss | 10 |