| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 times | 2501 |
86%
|
| 2 | 1 or 2 times | 142 |
4.9%
|
| 3 | 3 to 9 times | 109 |
3.7%
|
| 4 | 10 to 19 times | 55 |
1.9%
|
| 5 | 20 or more times | 102 |
3.5%
|
| Sysmiss | 58 |