| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1 |
0.1%
|
|
| 1 | 206 |
20.3%
|
|
| 2 | 554 |
54.5%
|
|
| 3 | 146 |
14.4%
|
|
| 4 | 73 |
7.2%
|
|
| 5 | 22 |
2.2%
|
|
| 6 | 13 |
1.3%
|
|
| 7 | 2 |
0.2%
|
|
| Sysmiss | 199 |