| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 times | 1439 |
70.8%
|
| 2 | 1 or 2 times | 459 |
22.6%
|
| 3 | 3 to 9 times | 99 |
4.9%
|
| 4 | 10 or more times | 35 |
1.7%
|
| Sysmiss | 5 |