condition mean min max 0 h after light 0.0 0.0 0.0 2 h after light 0.0 0.0 0.0 4 h after light 0.0 0.0 0.0 8 h after light 0.4407415 0.0 0.881483 12 h after light 0.88726 0.0 1.77452 2 h after dark 0.0 0.0 0.0 4 h after dark 0.200568 0.0 0.401136 8 h after dark 0.0 0.0 0.0 12 h after dark 0.0 0.0 0.0