condition mean min max 4 h after light 736.7 736.7 736.7 8 h after light 658.4000000000001 567.1 749.7 12 h after light 502.84999999999997 481.9 523.8 4 h after dark 583.7 486.9 680.5 8 h after dark 699.8 633.7 765.9 12 h after dark 659.5 612.6 706.4