| Value | Category | Cases | |
|---|---|---|---|
| 0 | 261 |
11.9%
|
|
| 1 | 106 |
4.8%
|
|
| 2 | 346 |
15.7%
|
|
| 3 | 269 |
12.2%
|
|
| 4 | 306 |
13.9%
|
|
| 5 | 170 |
7.7%
|
|
| 6 | 46 |
2.1%
|
|
| 7 | 695 |
31.6%
|
|
| Sysmiss | 1 |