condition mean min max 0 h after light 0.740557 0.494292 0.986822 4 h after light 0.243238 0.0 0.486476 8 h after light 1.4821 1.25566 1.70854 4 h after dark 0.48555000000000004 0.484593 0.486507 8 h after dark 1.2210135 0.971897 1.47013 12 h after dark 0.731073 0.723023 0.739123