| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 times | 623 |
76.9%
|
| 2 | 1 time | 101 |
12.5%
|
| 3 | 2 or 3 times | 45 |
5.6%
|
| 4 | 4 or 5 times | 19 |
2.3%
|
| 5 | 6 or more times | 22 |
2.7%
|
| Sysmiss | 13 |