condition mean min max 2 h after light 0.1080115 0.0 0.648069 6 h after light 0.0 0.0 0.0 10 h after light 0.09188083333333334 0.0 0.551285 14 h after light 0.0 0.0 0.0 18 h after light 0.08931916666666667 0.0 0.535915 2 h after dark 0.09228083333333333 0.0 0.553685