| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1166 |
85.1%
|
|
| 1 | 131 |
9.6%
|
|
| 2 | 49 |
3.6%
|
|
| 3 | 12 |
0.9%
|
|
| 4 | 6 |
0.4%
|
|
| 5 | 1 |
0.1%
|
|
| 7 | 5 |
0.4%
|
|
| Sysmiss | 13 |