| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1998 |
77.5%
|
|
| 1 | 339 |
13.1%
|
|
| 2 | 218 |
8.5%
|
|
| 3 | 18 |
0.7%
|
|
| 4 | 5 |
0.2%
|
|
| 5 | 1 |
0%
|
|
| Sysmiss | 8 |