How does Celsius network work?

In theory, Celsius works in much the same way an ordinary bank does, except in cryptocurrency. It collects deposits and then loans them out. An advertisement on Celsius' site as of this writing offered an 18.63 annual percentage yield on crypto deposits.

Tokens that got swapped most is shown below

Which tokens did they swap the most.

Below number of swaps over time on daily,weekly and monthly basis is shown

From which one of their wallets did they conduct most of the swaps?