condition mean min max 0 h after light 0.316277 0.264294 0.36826 2 h after light 0.3026635 0.122971 0.482356 4 h after light 0.2138715 0.18709 0.240653 8 h after light 0.1895559 0.0633858 0.315726 12 h after light 0.13591295 0.0616439 0.210182 2 h after dark 0.295372 0.274803 0.315941 4 h after dark 0.150824 0.117982 0.183666 8 h after dark 0.203413 0.199722 0.207104 12 h after dark 0.3528175 0.327581 0.378054