| Value | Category | Cases | |
|---|---|---|---|
| 1 | ONLY ONCE OR TWICE | 1238 |
24.4%
|
| 2 | IN SOME MONTHS BUT NOT EVERY MONTH | 2782 |
54.8%
|
| 3 | ALMOST EVERY MONTH | 1018 |
20%
|
| 4 | DON'T KNOW | 39 |
0.8%
|
| 5 | REFUSED | 2 |
0%
|
| Sysmiss | 4395 |