| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 times | 24428 |
97.8%
|
| 2 | 1 or 2 times | 342 |
1.4%
|
| 3 | 3 to 9 times | 128 |
0.5%
|
| 4 | 10 or more times | 77 |
0.3%
|
| Sysmiss | 532 |