| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 times | 3142 |
94.5%
|
| 2 | 1 or 2 times | 51 |
1.5%
|
| 3 | 3 to 9 times | 46 |
1.4%
|
| 4 | 10 to 19 times | 39 |
1.2%
|
| 5 | 20 or more times | 48 |
1.4%
|
| Sysmiss | 167 |