condition mean min max 4 h after light 0.2136155 0.191414 0.235817 8 h after light 0.0 0.0 0.0 12 h after light 0.06290345 0.0387045 0.0871024 4 h after dark 0.0377011 0.0 0.0614748 8 h after dark 0.35220233333333334 0.145868 0.655497 12 h after dark 0.059403333333333336 0.0 0.17821