| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 times | 1208 |
73.5%
|
| 2 | 1 or 2 times | 280 |
17%
|
| 3 | 3 to 9 times | 79 |
4.8%
|
| 4 | 10 or more times | 77 |
4.7%
|
| Sysmiss | 48 |