| Value | Category | Cases | |
|---|---|---|---|
| 0 | 19 |
2.2%
|
|
| 1 | 511 |
59.8%
|
|
| 2 | 219 |
25.6%
|
|
| 3 | 68 |
8%
|
|
| 4 | 24 |
2.8%
|
|
| 5 | 8 |
0.9%
|
|
| 6 | 5 |
0.6%
|
|
| 7 | 1 |
0.1%
|
|
| Sysmiss | 5592 |