condition mean min max 3 h after light 4.78396 4.36777 5.52339 6 h after light 3.3378200000000002 2.79487 3.97005 9 h after light 5.083006666666667 4.30662 5.92396 12 h after light 10.4130225 7.88479 11.849 3 h after dark 19.76203333333333 17.1363 23.3343 6 h after dark 31.4213 27.9333 33.5014 9 h after dark 26.3306 25.8923 26.9496 12 h after dark 11.02432 9.44764 12.601