| Value | Category | Cases | |
|---|---|---|---|
| 0 | 2178 |
93.4%
|
|
| 1 | 130 |
5.6%
|
|
| 2 | 11 |
0.5%
|
|
| 3 | 8 |
0.3%
|
|
| 888 | 6 |
0.3%
|
|
| Sysmiss | 2496 |