| Value | Category | Cases | |
|---|---|---|---|
| 0 | NO | 140 |
39.8%
|
| 1 | YES, ONCE OR TWICE | 190 |
54%
|
| 2 | YES, THREE TO TEN TIMES | 18 |
5.1%
|
| 3 | YES, MORE THAN 10 TIMES | 4 |
1.1%
|
| Sysmiss | 1910 |