| Value | Category | Cases | |
|---|---|---|---|
| 0 | 192 |
35.2%
|
|
| 1 | 182 |
33.3%
|
|
| 2 | 125 |
22.9%
|
|
| 3 | 40 |
7.3%
|
|
| 4 | 4 |
0.7%
|
|
| 5 | 2 |
0.4%
|
|
| 6 | 1 |
0.2%
|
|
| Sysmiss | 2257 |