condition mean min max 0 h after light 0.0277587 0.0 0.0555174 2 h after light 0.0 0.0 0.0 4 h after light 0.0 0.0 0.0 8 h after light 0.0266295 0.0 0.053259 12 h after light 0.0 0.0 0.0 2 h after dark 0.0 0.0 0.0 4 h after dark 0.02572055 0.0 0.0514411 8 h after dark 0.02796895 0.0 0.0559379 12 h after dark 0.0275246 0.0 0.0550492