| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 times | 1663 |
90.7%
|
| 2 | 1 or 2 times | 146 |
8%
|
| 3 | 3 to 9 times | 18 |
1%
|
| 4 | 10 or more times | 6 |
0.3%
|
| Sysmiss | 85 |