condition mean min max 4 h after light 607.5793 537.0703 697.8755 8 h after light 420.7617 295.2555 641.0044 12 h after light 143.5499 108.3722 173.5764 16 h after light 98.35155 70.67851 149.5992 4 h after dark 166.56883333333334 124.9383 193.7758 8 h after dark 236.59416666666667 179.0692 307.7695