| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 times | 23920 |
94.7%
|
| 2 | 1 or 2 times | 941 |
3.7%
|
| 3 | 3 to 9 times | 256 |
1%
|
| 4 | 10 or more times | 145 |
0.6%
|
| Sysmiss | 245 |