condition mean min max 3 h after light 25.4612 19.1678 31.736 6 h after light 5.00125 4.17671 6.59118 9 h after light 1.7138973333333334 0.981732 2.88228 12 h after light 0.998061 0.769179 1.33032 3 h after dark 6.44019 5.49064 8.08824 6 h after dark 29.813200000000002 25.0712 39.0336 9 h after dark 118.36653333333334 92.6476 148.882 12 h after dark 199.962 196.268 203.384