| Value | Category | Cases | |
|---|---|---|---|
| 0 | 266 |
40.1%
|
|
| 1 | 175 |
26.4%
|
|
| 2 | 116 |
17.5%
|
|
| 3 | 42 |
6.3%
|
|
| 4 | 19 |
2.9%
|
|
| 5 | 7 |
1.1%
|
|
| 6 | 5 |
0.8%
|
|
| 7 | 33 |
5%
|
|
| Sysmiss | 1 |