| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 times | 1653 |
87.3%
|
| 2 | 1 or 2 times | 94 |
5%
|
| 3 | 3 to 9 times | 62 |
3.3%
|
| 4 | 10 to 19 times | 31 |
1.6%
|
| 5 | 20 or more times | 54 |
2.9%
|
| Sysmiss | 76 |