Steps to Run an All Donors report with Donor Giving Level details: 
  1. Access the appropriate Event or Initiative by hovering over its name, select Reports
  2. Run Quick Report of "People: All Donors", click Run Report
  3. Select the appropriate Date Range for your report, Click Next
  4. Mark the checkbox for the "Donation Level" field, Click Finish
  5. Mark the radio button for "No - Run the report immediately and wait for it to complete", click Run Report