condition mean min max 4 h after light 0.605428 0.444389 0.766467 8 h after light 0.743573 0.727964 0.759182 12 h after light 0.3440365 0.15725 0.530823 4 h after dark 1.1373576666666667 0.629273 1.49857 8 h after dark 1.2342973333333334 0.665792 1.55551 12 h after dark 0.8909543333333334 0.0 1.75838