condition mean min max 0 h after light 22.051299999999998 16.8666 27.236 2 h after light 0.0 0.0 0.0 4 h after light 0.0 0.0 0.0 8 h after light 4.354675 0.0 8.70935 12 h after light 8.47 0.0 16.94 2 h after dark 4.341105 0.0 8.68221 4 h after dark 4.052745 0.0 8.10549 8 h after dark 4.742755 0.0 9.48551 12 h after dark 8.6576 0.0 17.3152