| Value | Category | Cases | |
|---|---|---|---|
| 0 | 284 |
48.1%
|
|
| 1 | 101 |
17.1%
|
|
| 2 | 102 |
17.3%
|
|
| 3 | 62 |
10.5%
|
|
| 4 | 19 |
3.2%
|
|
| 5 | 11 |
1.9%
|
|
| 6 | 1 |
0.2%
|
|
| 7 | 10 |
1.7%
|
|
| Sysmiss | 1311 |