condition mean min max 0 h after light 1.7705785 0.932137 2.60902 2 h after light 1.666355 1.46512 1.86759 4 h after light 1.854145 1.51539 2.1929 8 h after light 1.63285 1.34771 1.91799 12 h after light 3.5195550000000004 2.99583 4.04328 2 h after dark 2.482845 2.08674 2.87895 4 h after dark 2.54242 1.85958 3.22526 8 h after dark 3.29895 3.03321 3.56469 12 h after dark 2.935515 2.48801 3.38302