condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.0 0.0 0.0 12 h after light 0.0 0.0 0.0 4 h after dark 0.106723 0.0 0.320169 8 h after dark 0.0 0.0 0.0 12 h after dark 0.19906766666666667 0.0 0.315762