condition mean min max 3 h after light 1.008963 0.759309 1.1701 6 h after light 0.8634986666666666 0.725487 1.08472 9 h after light 2.40138 1.95405 3.15211 12 h after light 2.371125 1.4828 3.33362 3 h after dark 3.3472233333333334 3.10742 3.50991 6 h after dark 2.2919333333333336 1.95876 2.73928 9 h after dark 1.99989 1.32832 2.37594 12 h after dark 1.71745 1.61367 1.82123