condition mean min max 4 h after light 0.30615466666666663 0.0 0.918464 8 h after light 0.0 0.0 0.0 12 h after light 0.337972 0.0 0.713783 4 h after dark 0.17541933333333334 0.0 0.526258 8 h after dark 0.292049 0.0 0.876147 12 h after dark 0.2949913333333333 0.0 0.884974