condition mean min max 4 h after light 305.63093333333336 287.6492 324.0 8 h after light 281.5138 146.4699 351.0847 12 h after light 243.011 198.7841 302.6055 16 h after light 621.3316 466.13 770.5665 4 h after dark 469.02023333333335 432.9528 532.5514 8 h after dark 334.89133333333336 243.4668 418.2863