condition mean min max 4 h after light 0.1466495 0.122701 0.170598 8 h after light 0.02755095 0.0 0.0551019 12 h after light 0.1493535 0.074731 0.223976 4 h after dark 0.02298086666666667 0.0 0.0689426 8 h after dark 0.01712376666666667 0.0 0.0513713 12 h after dark 0.0 0.0 0.0