| Value | Category | Cases | |
|---|---|---|---|
| 0 | 17 |
0.6%
|
|
| 1 | 20 |
0.8%
|
|
| 2 | 64 |
2.4%
|
|
| 3 | 133 |
5.1%
|
|
| 4 | 244 |
9.3%
|
|
| 5 | 323 |
12.3%
|
|
| 6 | 206 |
7.8%
|
|
| 7 | 1626 |
61.8%
|
|
| Sysmiss | 5 |