condition mean min max 4 h after light 286.159141 237.260705 335.057577 8 h after light 324.46446349999997 290.844429 358.084498 12 h after light 297.956414 258.483031 337.429797 4 h after dark 219.9601085 154.40833 285.511887 8 h after dark 179.1277145 155.711661 202.543768 12 h after dark 210.847441 210.847441 210.847441