condition mean min max 3 h after light 1.1031526666666667 0.641308 1.53501 6 h after light 1.3902866666666667 1.36451 1.43559 9 h after light 2.137643333333333 1.71683 2.58684 12 h after light 2.98593 2.65498 3.21223 3 h after dark 2.5057733333333334 2.13438 3.24562 6 h after dark 2.0843499999999997 1.24792 2.81378 9 h after dark 1.56808 1.42703 1.81666 12 h after dark 0.595957 0.375828 0.711244