condition mean min max 4 h after light 476.3693333333333 388.652 528.441 8 h after light 187.80796666666666 76.6559 298.538 12 h after light 137.4641 92.3403 208.304 4 h after dark 166.643 145.683 194.548 8 h after dark 227.814 170.912 276.943 12 h after dark 327.22633333333334 239.54 376.511