| Value | Category | Cases | |
|---|---|---|---|
| 0 | 280 |
33%
|
|
| 1 | 366 |
43.2%
|
|
| 2 | 139 |
16.4%
|
|
| 3 | 43 |
5.1%
|
|
| 4 | 15 |
1.8%
|
|
| 5 | 3 |
0.4%
|
|
| 6 | 1 |
0.1%
|
|
| 7 | 1 |
0.1%
|
|
| Sysmiss | 2095 |