| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 times | 6001 |
78.6%
|
| 2 | 1 time | 926 |
12.1%
|
| 3 | 2 or 3 times | 392 |
5.1%
|
| 4 | 4 or 5 times | 145 |
1.9%
|
| 5 | 6 or more times | 171 |
2.2%
|
| Sysmiss | 296 |