| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 times | 1299 |
91.4%
|
| 2 | 1 or 2 times | 86 |
6%
|
| 3 | 3 to 9 times | 21 |
1.5%
|
| 4 | 10 or more times | 16 |
1.1%
|
| Sysmiss | 41 |