| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1949 |
61.5%
|
|
| 1 | 977 |
30.8%
|
|
| 2 | 210 |
6.6%
|
|
| 3 | 20 |
0.6%
|
|
| 4 | 7 |
0.2%
|
|
| 5 | 1 |
0%
|
|
| 6 | 1 |
0%
|
|
| 9998 | 4 |
0.1%
|
|
| Sysmiss | 297 |