| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 times | 3425 |
93.5%
|
| 2 | 1 or 2 times | 105 |
2.9%
|
| 3 | 3 to 9 times | 55 |
1.5%
|
| 4 | 10 to 19 times | 29 |
0.8%
|
| 5 | 20 or more times | 51 |
1.4%
|
| Sysmiss | 204 |