condition mean min max 4 h after light 768.274 718.5255 808.0361 8 h after light 499.5892666666667 410.7529 622.0323 12 h after light 559.6652333333333 543.1337 591.3464 16 h after light 922.3709333333334 847.7638 1027.891 4 h after dark 1154.575 1076.84 1212.692 8 h after dark 746.9276333333333 546.0696 970.0401