condition mean min max 4 h after light 0.0885666 0.0646622 0.112471 8 h after light 0.2662465 0.204952 0.327541 12 h after light 0.258727 0.159195 0.358259 4 h after dark 0.11893633333333334 0.0 0.212352 8 h after dark 0.12498666666666666 0.0 0.199988 12 h after dark 0.080828 0.0 0.139618