| Value | Category |
|---|---|
| 1 | Advertising/Announcement |
| 2 | Newspapers, magazines, TV prog specializing on finan issues |
| 3 | Specialized web sites |
| 4 | During personal visit or by phone |
| 5 | Independent financial consultants or brokers |
| 6 | Friends and acquaintances |
| 9 | University |
| 98 | I find it difficult to answer this question |
| Sysmiss |