| Value | Category | Cases | |
|---|---|---|---|
| 0 | 139 |
22.3%
|
|
| 1 | 75 |
12.1%
|
|
| 2 | 183 |
29.4%
|
|
| 3 | 107 |
17.2%
|
|
| 4 | 49 |
7.9%
|
|
| 5 | 28 |
4.5%
|
|
| 6 | 8 |
1.3%
|
|
| 7 | 33 |
5.3%
|
|
| Sysmiss | 25 |