| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 times | 1025 |
86.3%
|
| 2 | 1 or 2 times | 124 |
10.4%
|
| 3 | 3 to 9 times | 22 |
1.9%
|
| 4 | 10 or more times | 17 |
1.4%
|
| Sysmiss | 46 |