| Value | Category | Cases | |
|---|---|---|---|
| 0 | 312 |
20.8%
|
|
| 1 | 214 |
14.2%
|
|
| 2 | 138 |
9.2%
|
|
| 3 | 68 |
4.5%
|
|
| 7 | 41 |
2.7%
|
|
| 8 | 9 |
0.6%
|
|
| 666 | 713 |
47.4%
|
|
| 888 | 1 |
0.1%
|
|
| 999 | 7 |
0.5%
|
|
| Sysmiss | 92 |