| Value | Category | Cases | |
|---|---|---|---|
| 0 | 134 |
11.1%
|
|
| 1 | 257 |
21.4%
|
|
| 2 | 258 |
21.4%
|
|
| 3 | 273 |
22.7%
|
|
| 4 | 273 |
22.7%
|
|
| 5 | 6 |
0.5%
|
|
| 7 | 2 |
0.2%
|
|
| Sysmiss | 6479 |