| Value | Category | Cases | |
|---|---|---|---|
| 0 | 612 |
49.4%
|
|
| 1 | 380 |
30.7%
|
|
| 2 | 181 |
14.6%
|
|
| 3 | 48 |
3.9%
|
|
| 4 | 9 |
0.7%
|
|
| 5 | 5 |
0.4%
|
|
| 6 | 2 |
0.2%
|
|
| 11 | 1 |
0.1%
|
|
| Sysmiss | 166 |