| Value | Category | Cases | |
|---|---|---|---|
| 0 | 354 |
11.1%
|
|
| 1 | 414 |
13%
|
|
| 2 | 837 |
26.3%
|
|
| 3 | 721 |
22.7%
|
|
| 4 | 390 |
12.3%
|
|
| 5 | 194 |
6.1%
|
|
| 6 | 84 |
2.6%
|
|
| 7 | 183 |
5.8%
|
|
| Sysmiss | 1 |