condition mean min max 0 h after light 0.13780735 0.0919807 0.183634 4 h after light 0.0452632 0.0 0.0905264 8 h after light 0.13888335000000002 0.0908387 0.186928 4 h after dark 0.225796 0.181064 0.270528 8 h after dark 0.27166565 0.0911903 0.452141 12 h after dark 0.0 0.0 0.0