condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.191139 0.151593 0.255543 12 h after light 0.18764386666666666 0.035311 0.443643 4 h after dark 1.1052586666666666 0.928724 1.41418 8 h after dark 1.4892 1.13388 2.09073 12 h after dark 0.32436 0.0 0.728829