| Value | Category | Cases | |
|---|---|---|---|
| 0 | 30 |
3.5%
|
|
| 1 | 213 |
25%
|
|
| 2 | 317 |
37.2%
|
|
| 3 | 213 |
25%
|
|
| 4 | 62 |
7.3%
|
|
| 5 | 12 |
1.4%
|
|
| 6 | 2 |
0.2%
|
|
| 8 | 2 |
0.2%
|
|
| 99 | 1 |
0.1%
|
|
| Sysmiss | 1 |