condition mean min max 4 h after light 0.0677924 0.0675288 0.068056 8 h after light 0.046031249999999996 0.0369236 0.0551389 12 h after light 0.08383 0.033671 0.133989 4 h after dark 0.1488521 0.0588602 0.238844 8 h after dark 0.1615815 0.146184 0.176979 12 h after dark 0.155876 0.116157 0.195595