| Value | Category | Cases | |
|---|---|---|---|
| 1 | Lacked information | 734 |
56.8%
|
| 2 | Lacked time | 559 |
43.2%
|
| 3 | Lacked materials | 0 |
0%
|
| 4 | Don't think it's effective | 0 |
0%
|
| 5 | Not interested | 0 |
0%
|
| 6 | Other specify | 0 |
0%
|
| Sysmiss | 7282 |