condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.47830766666666663 0.0 1.12486 12 h after light 0.33571266666666666 0.0 0.773433 4 h after dark 1.0870900000000001 0.0 1.76936 8 h after dark 0.45251100000000005 0.0 0.75799 12 h after dark 0.360352 0.0 0.684627