condition mean min max 4 h after light 585.9762999999999 558.5446 602.6007 8 h after light 397.4551 261.6373 547.534 12 h after light 444.8941 397.5854 529.2567 16 h after light 639.0956666666667 527.3695 847.0878 4 h after dark 804.2658 760.0712 844.6365 8 h after dark 483.1281 389.3142 549.1974