condition mean min max 4 h after light 733.6011111 594.0833333 894.2 8 h after light 687.4250000000001 562.385 758.1866667 12 h after light 546.2488889 472.3266667 648.5733333 1.5 h after dark 547.3566666333334 419.5933333 618.9433333 5.5 h after dark 601.9888889 506.43 654.7766667 9.5 h after dark 616.3322222333334 595.6 640.61