measurement overview (16.11.99 08:00:00 - 16.11.99 22:30:00)
datafile has 27 columns
helium level (16.11.99 08:00:00 - 16.11.99 22:30:00)
part #1 (16.11.99 10:30:00 - 16.11.99 13:25:00)
part #2 (16.11.99 14:00:00 - 16.11.99 17:25:00)
part #3 (16.11.99 18:20:00 - 16.11.99 20:45:00)