| Value | Category | Cases | |
|---|---|---|---|
| 0 | 628 |
13.3%
|
|
| 1 | 2273 |
48.1%
|
|
| 2 | 1218 |
25.8%
|
|
| 3 | 397 |
8.4%
|
|
| 7 | 166 |
3.5%
|
|
| 8 | 35 |
0.7%
|
|
| 999 | 13 |
0.3%
|
|
| Sysmiss | 99 |