condition mean min max 0 h after light 0.2969405 0.197725 0.396156 4 h after light 0.59625 0.487365 0.705135 8 h after light 0.398304 0.293428 0.50318 4 h after dark 0.7777229999999999 0.487396 1.06805 8 h after dark 0.977776 0.973673 0.981879 12 h after dark 0.683581 0.676054 0.691108