| Value | Category | Cases | |
|---|---|---|---|
| 0 | 0 | 7 |
0.7%
|
| 1 | 1 | 244 |
24.4%
|
| 2 | 2 | 471 |
47.1%
|
| 3 | 3 | 175 |
17.5%
|
| 4 | 4 | 77 |
7.7%
|
| 5 | 5 | 18 |
1.8%
|
| 6 | 6 | 6 |
0.6%
|
| 7 | 7 | 1 |
0.1%
|
| Sysmiss | 266 |