| Value | Category | Cases | |
|---|---|---|---|
| 0 | 249 |
29.4%
|
|
| 1 | 365 |
43%
|
|
| 2 | 153 |
18%
|
|
| 3 | 51 |
6%
|
|
| 4 | 23 |
2.7%
|
|
| 5 | 6 |
0.7%
|
|
| 6 | 1 |
0.1%
|
|
| Sysmiss | 2095 |