condition mean min max 4 h after light 4621.5 4621.5 4621.5 8 h after light 5864.299999999999 5022.7 6705.9 12 h after light 4261.099999999999 1480.3 7041.9 4 h after dark 3407.5499999999997 2072.7 4742.4 8 h after dark 4731.9 2671.3 6792.5 12 h after dark 2746.7 1582.5 3910.9