condition mean min max 4 h after light 677.4 677.4 677.4 8 h after light 727.7 517.3 938.1 12 h after light 804.6500000000001 736.7 872.6 4 h after dark 617.75 426.0 809.5 8 h after dark 402.75 359.4 446.1 12 h after dark 399.29999999999995 306.9 491.7