condition mean min max 4 h after light 750.6372223333333 373.305 1137.616667 8 h after light 800.4805556666666 463.055 1188.876667 12 h after light 551.4144444333333 346.09 830.02 1.5 h after dark 744.5944444333334 520.74 963.69 5.5 h after dark 1070.078889 873.27 1242.02 9.5 h after dark 944.7133334333333 808.1333333 1120.976667