| Value | Category | Cases | |
|---|---|---|---|
| 0 | 3 |
0.7%
|
|
| 1 | 151 |
35.4%
|
|
| 2 | 111 |
26%
|
|
| 3 | 58 |
13.6%
|
|
| 4 | 22 |
5.2%
|
|
| 5 | 15 |
3.5%
|
|
| 6 | 11 |
2.6%
|
|
| 7 | 56 |
13.1%
|
|
| Sysmiss | 1461 |