| Value | Category | Cases | |
|---|---|---|---|
| 0 | 3335 |
93.6%
|
|
| 1 | 122 |
3.4%
|
|
| 2 | 89 |
2.5%
|
|
| 3 | 17 |
0.5%
|
|
| 4 | 1 |
0%
|
|
| Sysmiss | 920 |