condition mean min max 4 h after light 745.7938095 587.970947 903.616672 8 h after light 669.709884 601.10236 738.317408 12 h after light 812.6808980000001 793.725304 831.636492 4 h after dark 618.7848555 523.138913 714.430798 8 h after dark 467.847132 366.1217 569.572564 12 h after dark 525.762134 525.762134 525.762134