| Value | Category | Cases | |
|---|---|---|---|
| 0 | 595 |
28.2%
|
|
| 1 | 796 |
37.7%
|
|
| 2 | 514 |
24.3%
|
|
| 3 | 151 |
7.1%
|
|
| 4 | 36 |
1.7%
|
|
| 5 | 15 |
0.7%
|
|
| 6 | 3 |
0.1%
|
|
| 7 | 3 |
0.1%
|
|
| Sysmiss | 283 |