| Value | Category | Cases | |
|---|---|---|---|
| 1 | Month | 6734 |
61%
|
| 2 | Year | 2413 |
21.8%
|
| 3 | Don?t know the amount for either | 1499 |
13.6%
|
| 4 | Refused | 73 |
0.7%
|
| 5 | No money | 327 |
3%
|
| Sysmiss | 1434 |