| Value | Category | Cases | |
|---|---|---|---|
| 0 | 75 |
2.2%
|
|
| 1 | 2774 |
83%
|
|
| 2 | 320 |
9.6%
|
|
| 3 | 151 |
4.5%
|
|
| 4 | 21 |
0.6%
|
|
| 9 | 1 |
0%
|
|
| Sysmiss | 8894 |