condition mean min max 0 h after light 4.143595 3.89563 4.39156 2 h after light 5.963405 4.54365 7.38316 4 h after light 6.3209599999999995 6.17312 6.4688 8 h after light 6.436030000000001 5.17633 7.69573 12 h after light 6.92549 6.50886 7.34212 2 h after dark 6.98647 5.2913 8.68164 4 h after dark 7.050314999999999 6.59474 7.50589 8 h after dark 4.17224 3.7911 4.55338 12 h after dark 4.00893 2.83905 5.17881