condition mean min max 4 h after light 0.025386333333333334 0.0 0.076159 8 h after light 0.0 0.0 0.0 12 h after light 0.047107666666666666 0.0 0.141323 4 h after dark 0.0 0.0 0.0 8 h after dark 0.0 0.0 0.0 12 h after dark 0.0 0.0 0.0