condition mean min max 4 h after light 842.4189333333334 827.1127 867.3488 8 h after light 547.0201999999999 391.19 694.2251 12 h after light 629.7979333333334 557.1751 732.9246 16 h after light 945.7739 840.3479 1153.259 4 h after dark 995.9959333333334 978.4576 1016.895 8 h after dark 682.2564333333333 535.7206 810.8346