| Value | Category | Cases | |
|---|---|---|---|
| 0 | 152 |
11%
|
|
| 1 | 791 |
57%
|
|
| 2 | 306 |
22.1%
|
|
| 3 | 86 |
6.2%
|
|
| 4 | 33 |
2.4%
|
|
| 5 | 8 |
0.6%
|
|
| 6 | 5 |
0.4%
|
|
| 7 | 6 |
0.4%
|
|
| Sysmiss | 113 |