在哪里购买 OpSec
这些是Exchanges，您今天可以在其中购买 OpSec:
| $5,920,000,000 | 330,000 | 7 | 733 | 952 | 2018 | |
| $1,780,000,000 | 1,400 | 1 | 672 | 685 | 2018 | |
| $638,000,000 | 190,000 | 658 | 913 | 2021 | ||
| $518,000,000 | 21,000 | 36 | 646 | 779 | 2014 | |
| $311,000,000 | 56,000 | 1,487 | 1,661 | 2018 | ||
| $238,000,000 | 65,000 | 1,001 | 1,362 | 2017 | ||
| $28,900,000 | 1,900 | 79 | 168 | 2020 |
