| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 times | 8749 |
91.8%
|
| 2 | 1 or 2 times | 378 |
4%
|
| 3 | 3 to 9 times | 230 |
2.4%
|
| 4 | 10 to 19 times | 103 |
1.1%
|
| 5 | 20 or more times | 68 |
0.7%
|
| Sysmiss | 647 |