text: # Some magic data values exist.
  # They often represent missing data. More information can be found at the following link.
  # https://www.census.gov/data/developers/data-sets/acs-1year/notes-on-acs-estimate-and-annotation-values.html
  
  
  class Magic:
      MISSING_VALUES = [
          None,
          -999999999,
          -888888888,
          -666666666,
          -555555555,
          -333333333,
          -222222222,
      ]
  