| 1840 | X | 1 | = | 1840 |
| 1840 | X | 2 | = | 3680 |
| 1840 | X | 3 | = | 5520 |
| 1840 | X | 4 | = | 7360 |
| 1840 | X | 5 | = | 9200 |
| 1840 | X | 6 | = | 11040 |
| 1840 | X | 7 | = | 12880 |
| 1840 | X | 8 | = | 14720 |
| 1840 | X | 9 | = | 16560 |
| 1840 | X | 10 | = | 18400 |
| 1840 | X | 11 | = | 20240 |
| 1840 | X | 12 | = | 22080 |
| 1840 | X | 13 | = | 23920 |
| 1840 | X | 14 | = | 25760 |
| 1840 | X | 15 | = | 27600 |
| 1840 | X | 16 | = | 29440 |
| 1840 | X | 17 | = | 31280 |
| 1840 | X | 18 | = | 33120 |
| 1840 | X | 19 | = | 34960 |
| 1840 | X | 20 | = | 36800 |