What is the max supply of FRAX?

As a financial expert specializing in cryptocurrencies, I'm curious to know the intricacies of FRAX's supply model. Could you elaborate on the maximum supply of FRAX? Understanding its scarcity or potential for expansion is crucial for investors to make informed decisions. Does FRAX have a fixed supply cap, or is it subject to changes over time? Knowing the answer to this question could provide valuable insights into the token's economic properties and potential for growth.