| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 times | 3244 |
88.6%
|
| 2 | 1 time | 239 |
6.5%
|
| 3 | 2 or 3 times | 91 |
2.5%
|
| 4 | 4 or 5 times | 53 |
1.4%
|
| 5 | 6 or more times | 34 |
0.9%
|
| Sysmiss | 44 |