| Possible values |  |
- | By Structure The handling units in the structure are printed according to the top-down structure. Example 1
  Level | Handling unit
  1 | HandlingUnit*00001
  .2 | HandlingUnit*00002
  ..3 | HandlingUnit*00004
  .2 | HandlingUnit*00003
  ..3 | HandlingUnit*00005
- By Level The handling units in the structure are printed level by level. Example 2
  Level | Handling unit
  1 | HandlingUnit*00001
  .2 | HandlingUnit*00002
  .2 | HandlingUnit*00003
  ..3 | HandlingUnit*00004
  ..3 | HandlingUnit*00005