condition mean min max 4 h after light 2.719064 2.657623 2.821069 8 h after light 2.5406893333333334 1.492767 3.7889230000000005 12 h after light 1.891068 1.288008 2.897459 16 h after light 13.954293000000002 2.580996 36.65597 4 h after dark 2.7290816666666666 2.139967 3.599025 8 h after dark 1.873121 1.492656 2.538262