| Value | Category | Cases | |
|---|---|---|---|
| 0 | 319 |
21.3%
|
|
| 1 | 815 |
54.4%
|
|
| 2 | 255 |
17%
|
|
| 3 | 77 |
5.1%
|
|
| 4 | 22 |
1.5%
|
|
| 5 | 3 |
0.2%
|
|
| 6 | 5 |
0.3%
|
|
| 7 | 2 |
0.1%
|
|
| 9 | 1 |
0.1%
|
|
| Sysmiss | 1 |