| Value | Category | Cases | |
|---|---|---|---|
| 0 | 20 |
0.9%
|
|
| 1 | 1394 |
65.4%
|
|
| 2 | 499 |
23.4%
|
|
| 3 | 161 |
7.6%
|
|
| 4 | 39 |
1.8%
|
|
| 5 | 14 |
0.7%
|
|
| 6 | 3 |
0.1%
|
|
| 7 | 2 |
0.1%
|
|
| Sysmiss | 68 |