| 0.01 21X cost | 0.000010 BTS |
| 0.1 21X cost | 0.000099 BTS |
| 0.2 21X cost | 0.000198 BTS |
| 1 21X cost | 0.000990 BTS |
| 5 21X cost | 0.004950 BTS |
| 10 21X cost | 0.009900 BTS |
| 50 21X cost | 0.049500 BTS |
| 100 21X cost | 0.099000 BTS |
| 1000 21X cost | 0.990001 BTS |
| 10000 21X cost | 9.900010 BTS |
| 100000 21X cost | 99.000099 BTS |