condition mean min max 4 h after light 0.0311844 0.0 0.0623688 8 h after light 0.0348422 0.0 0.0696844 12 h after light 0.0412502 0.0 0.0825004 4 h after dark 0.02776705 0.0 0.0555341 8 h after dark 0.09743785 0.0281047 0.166771 12 h after dark 0.0232428 0.0 0.0464856