condition mean min max 4 h after light 361.2123065 166.155134 556.269479 8 h after light 263.80289949999997 260.027157 267.578642 12 h after light 279.655592 217.184762 342.126422 4 h after dark 708.0997705 326.445581 1089.75396 8 h after dark 721.061686 513.407017 928.716355 12 h after dark 645.305543 645.305543 645.305543