| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 times | 6581 |
87.8%
|
| 2 | 1 or 2 times | 476 |
6.3%
|
| 3 | 3 to 9 times | 201 |
2.7%
|
| 4 | 10 to 19 times | 99 |
1.3%
|
| 5 | 20 or more times | 140 |
1.9%
|
| Sysmiss | 79 |