| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 times | 7609 |
75.8%
|
| 2 | 1 time | 1151 |
11.5%
|
| 3 | 2 or 3 times | 739 |
7.4%
|
| 4 | 4 or 5 times | 273 |
2.7%
|
| 5 | 6 or more times | 265 |
2.6%
|
| Sysmiss | 138 |