| Value | Category | Cases | |
|---|---|---|---|
| 0 | 2 |
0.3%
|
|
| 1 | 56 |
7.1%
|
|
| 2 | 113 |
14.4%
|
|
| 3 | 18 |
2.3%
|
|
| 4 | 594 |
75.7%
|
|
| 6 | 1 |
0.1%
|
|
| 7 | 1 |
0.1%
|
|
| Sysmiss | 13020 |