| Value | Category | Cases | Weighted | |
|---|---|---|---|---|
| 1 | Periodic subscription | 92 | 41932 |
1.5%
|
| 2 | Buy it | 705 | 377609 |
13.5%
|
| 3 | Borrow it | 374 | 205044 |
7.3%
|
| 4 | On the internet | 240 | 142428 |
5.1%
|
| 5 | For free | 207 | 113831 |
4.1%
|
| Sysmiss | 3341 | 1916927 |