| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1 |
0.4%
|
|
| 1 | 3 |
1.3%
|
|
| 2 | 14 |
5.9%
|
|
| 3 | 58 |
24.4%
|
|
| 4 | 76 |
31.9%
|
|
| 5 | 53 |
22.3%
|
|
| 6 | 24 |
10.1%
|
|
| 7 | 6 |
2.5%
|
|
| 8 | 3 |
1.3%
|
|
| Sysmiss | 3409 |