condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.07456693333333334 0.0 0.160304 12 h after light 0.0 0.0 0.0 4 h after dark 0.0 0.0 0.0 8 h after dark 0.0 0.0 0.0 12 h after dark 0.0217714 0.0 0.0653142