| Value | Category | Cases | |
|---|---|---|---|
| 0 | 19 |
0.5%
|
|
| 1 | 2287 |
59.3%
|
|
| 2 | 1407 |
36.5%
|
|
| 3 | 103 |
2.7%
|
|
| 4 | 28 |
0.7%
|
|
| 5 | 10 |
0.3%
|
|
| Sysmiss | 98 |