| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 times | 4136 |
68.1%
|
| 2 | 1 or 2 times | 1213 |
20%
|
| 3 | 3 to 9 times | 362 |
6%
|
| 4 | 10 or more times | 363 |
6%
|
| Sysmiss | 293 |