| Value | Category | Cases | |
|---|---|---|---|
| 0 | 25 |
1.9%
|
|
| 1 | 58 |
4.3%
|
|
| 2 | 157 |
11.7%
|
|
| 3 | 275 |
20.5%
|
|
| 4 | 364 |
27.2%
|
|
| 5 | 230 |
17.2%
|
|
| 6 | 140 |
10.5%
|
|
| 7 | 53 |
4%
|
|
| 8 | 37 |
2.8%
|
|
| Sysmiss | 161 |