| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 times | 2156 |
70.7%
|
| 2 | 1 or 2 times | 260 |
8.5%
|
| 3 | 3 to 9 times | 234 |
7.7%
|
| 4 | 10 to 19 times | 122 |
4%
|
| 5 | 20 or more times | 278 |
9.1%
|
| Sysmiss | 166 |