| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 times | 1314 |
65.5%
|
| 2 | 1 or 2 times | 218 |
10.9%
|
| 3 | 3 to 9 times | 207 |
10.3%
|
| 4 | 10 to 19 times | 130 |
6.5%
|
| 5 | 20 or more times | 137 |
6.8%
|
| Sysmiss | 412 |