condition mean min max 2 h after light 3.615053333333333 1.69648 5.33733 6 h after light 3.330763333333333 2.10438 4.77551 10 h after light 3.3887650000000002 1.03299 6.24301 14 h after light 5.773133333333333 3.3987 8.38472 18 h after light 6.92635 2.03342 14.5942 2 h after dark 3.1844983333333334 2.46624 4.20169