condition mean min max 0 h after light 66.17429999999999 66.0756 66.273 4 h after light 22.604300000000002 21.9874 23.2212 8 h after light 12.9199 11.4783 14.3615 4 h after dark 43.685649999999995 43.6016 43.7697 8 h after dark 86.41820000000001 79.4137 93.4227 12 h after dark 61.8185 60.4727 63.1643