§ Whenever the average price of oats, made up and published in the manner required by law, shall be, for every quarter,
| Under 19s. | the duty shall be, for every quarter | 8s. |
| 19s. | and under 20s. | 7 |
| 20 | 23 | 6 |
| 23 | 24 | 5 |
| 24 | 25 | 4 |
| 25 | 26 | 3 |
| 26 | 27 | 2 |
| 27 | and upwards | 1 |