| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1 |
0.1%
|
|
| 1 | 281 |
30%
|
|
| 2 | 248 |
26.5%
|
|
| 3 | 130 |
13.9%
|
|
| 4 | 99 |
10.6%
|
|
| 5 | 59 |
6.3%
|
|
| 6 | 63 |
6.7%
|
|
| 7 | 14 |
1.5%
|
|
| 8 | 41 |
4.4%
|
|
| Sysmiss | 1897 |