condition mean min max 4 h after light 1071.4763333333333 1057.188 1093.787 8 h after light 952.2517666666666 733.1275 1159.82 12 h after light 705.4227999999999 546.4576 963.7697 16 h after light 966.5065 827.247 1210.292 4 h after dark 962.9037 909.4603 1010.947 8 h after dark 701.2238 571.5849 816.5473