condition mean min max 0 h after light 0.47472400000000003 0.422395 0.527053 4 h after light 0.63748 0.415716 0.859244 8 h after light 0.743576 0.521438 0.965714 4 h after dark 0.8809990000000001 0.519678 1.24232 8 h after dark 0.469798 0.311449 0.628147 12 h after dark 0.31122099999999997 0.210538 0.411904