| Value | Category | Cases | |
|---|---|---|---|
| 0 | 438 |
47.2%
|
|
| 1 | 112 |
12.1%
|
|
| 2 | 172 |
18.6%
|
|
| 3 | 126 |
13.6%
|
|
| 4 | 35 |
3.8%
|
|
| 5 | 14 |
1.5%
|
|
| 6 | 5 |
0.5%
|
|
| 7 | 25 |
2.7%
|
|
| Sysmiss | 881 |