condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.07704266666666666 0.0 0.231128 12 h after light 0.04267933333333334 0.0 0.128038 4 h after dark 0.0 0.0 0.0 8 h after dark 0.052387333333333334 0.0 0.157162 12 h after dark 0.026457599999999998 0.0 0.0793728