| First bid | Second higher bid | Second Lower bid |
| 10 | 20 | 5 |
| 20 | 30 | 10 |
| 30 | 40 | 20 |
| 40 | 60 | 30 |
| 60 | 80 | 40 |
| 80 | 100 | 60 |
| 100 | 130 | 80 |
| 130 | 160 | 100 |
| 160 | 190 | 130 |