| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 times | 1244 |
59.2%
|
| 2 | 1 or 2 times | 464 |
22.1%
|
| 3 | 3 to 9 times | 199 |
9.5%
|
| 4 | 10 or more times | 194 |
9.2%
|
| Sysmiss | 156 |