Navigate to Provisioning > select SIMs > enter ICCID > click search then click the ICCID in the Results.
Click the Rating and Charging tab and under SIM Packages, depending on the status of the package, you may select a package either under Active or Available Packages or Terminated Packages.
Click on the Package ID, then the Package Details is displayed. Under Allowances, a usage bar is displayed showing the percentage of how much data has been consumed from the package’s data allowance.