| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 times | 497 |
77.9%
|
| 2 | 1 or 2 times | 115 |
18%
|
| 3 | 3 to 9 times | 19 |
3%
|
| 4 | 10 or more times | 7 |
1.1%
|
| Sysmiss | 2 |