<prompt> Human: Hi there,Before posting the actual chart here is some background info:Im 22 yo almost 23 and currently living in México, I started working as soon as I hit 18. In México we have a retirement fund usually called AFORE the AFORE is actually the bank that manages the individual funds, based on our salary each month between 6 and 8 of it is deposited into this fund a combination of government, employer and employees contributions.Without further due, this is my chart. Please note that I receive 3 statements over the course of one year:What I would like to know if the actual interest rate that Im getting and how to calculate, plus any comments you may have about this, the amounts are in MXN.  <response>: Those bank fees are atrocious 