| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 times | 5336 |
81.3%
|
| 2 | 1 or 2 times | 795 |
12.1%
|
| 3 | 3 to 9 times | 263 |
4%
|
| 4 | 10 or more times | 171 |
2.6%
|
| Sysmiss | 776 |