condition mean min max 0 h after light 37.56505 37.3768 37.7533 2 h after light 12.93985 12.3817 13.498 4 h after light 8.545725000000001 7.01095 10.0805 8 h after light 11.91225 10.5793 13.2452 12 h after light 14.9158 14.5377 15.2939 2 h after dark 16.0167 14.9787 17.0547 4 h after dark 21.71085 20.7586 22.6631 8 h after dark 37.55135 34.4107 40.692 12 h after dark 39.502849999999995 39.3559 39.6498