...What exactly are the intervals that Binance conducts these burns? Is there a fixed number per year or does Binance burn BNB as they please? How about then number of coins? Do they follow a publicly known formula?
"The amount of BNB coins to be burned is based on the number of trades performed on the exchange within a 3-months period. So after each quarter, Binance burns BNB according to the overall trading volume" -
https://academy.binance.com/en/articles/what-is-a-coin-burn On this page you can get full information about the BNB burning process.