在哪里购买 WHY
这些是Exchanges，您今天可以在其中购买 WHY:
| $21,700,000,000 | 370,000 | 34 | 391 | 469 | 2017 | |
| $18,200,000,000 | 260,000 | 12 | 805 | 1,095 | 2018 | |
| $5,850,000,000 | 360,000 | 7 | 756 | 976 | 2018 | |
| $182,000,000 | 110,000 | 2,101 | 2,823 | |||
| $181,000,000 | 110,000 | 470 | 732 | |||
| $17,100,000 | 200,000 | 100 | 176 | |||
| $1,310,000 | 1,300 | 22 | 39 |
