| Value | Category | Cases | |
|---|---|---|---|
| 0 | 138 |
31.8%
|
|
| 1 | 167 |
38.5%
|
|
| 2 | 92 |
21.2%
|
|
| 3 | 24 |
5.5%
|
|
| 4 | 7 |
1.6%
|
|
| 5 | 3 |
0.7%
|
|
| 6 | 1 |
0.2%
|
|
| 8 | 2 |
0.5%
|
|
| Sysmiss | 369 |