| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1464 |
31%
|
|
| 1 | 2293 |
48.5%
|
|
| 2 | 550 |
11.6%
|
|
| 3 | 161 |
3.4%
|
|
| 7 | 37 |
0.8%
|
|
| 8 | 25 |
0.5%
|
|
| 666 | 192 |
4.1%
|
|
| 999 | 8 |
0.2%
|
|
| Sysmiss | 99 |