condition mean min max 4 h after light 255.2 255.2 255.2 8 h after light 349.79999999999995 300.2 399.4 12 h after light 524.35 498.5 550.2 4 h after dark 905.5500000000001 661.2 1149.9 8 h after dark 889.1 621.5 1156.7 12 h after dark 601.9 500.7 703.1