| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 times | 4917 |
96.6%
|
| 2 | 1 or 2 times | 102 |
2%
|
| 3 | 3 to 9 times | 27 |
0.5%
|
| 4 | 10 or more times | 44 |
0.9%
|
| Sysmiss | 25 |