condition mean min max 3 h after light 0.0 0.0 0.0 6 h after light 0.059579966666666664 0.0 0.145029 9 h after light 0.023943866666666664 0.0 0.0718316 12 h after light 0.025142849999999998 0.0 0.067309 3 h after dark 0.013751566666666666 0.0 0.0412547 6 h after dark 0.0196764 0.0 0.0590292 9 h after dark 0.017776633333333333 0.0 0.0533299 12 h after dark 0.0 0.0 0.0