| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 times | 1252 |
89.5%
|
| 2 | 1 or 2 times | 37 |
2.6%
|
| 3 | 3 to 9 times | 43 |
3.1%
|
| 4 | 10 to 19 times | 22 |
1.6%
|
| 5 | 20 or more times | 45 |
3.2%
|
| Sysmiss | 80 |