| Value | Category | Cases | |
|---|---|---|---|
| 1 | purchase | 3909 |
95.3%
|
| 2 | gift | 158 |
3.9%
|
| 3 | as a payment | 18 |
0.4%
|
| 4 | provided by job | 16 |
0.4%
|
| Sysmiss | 836 |