| Value | Category | Cases | |
|---|---|---|---|
| 1 | 2086 |
58.1%
|
|
| 2 | 17 |
0.5%
|
|
| 3 | 946 |
26.4%
|
|
| 4 | 449 |
12.5%
|
|
| 999 | 92 |
2.6%
|
|
| Sysmiss | 991 |