| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1648 |
36.7%
|
|
| 1 | 1355 |
30.2%
|
|
| 2 | 291 |
6.5%
|
|
| 3 | 21 |
0.5%
|
|
| 7 | 10 |
0.2%
|
|
| 8 | 1 |
0%
|
|
| 666 | 1154 |
25.7%
|
|
| 999 | 9 |
0.2%
|
|
| Sysmiss | 92 |