condition mean min max 0 h after light 4.669805 0.0 9.33961 2 h after light 2.43317 1.74761 3.11873 4 h after light 0.0 0.0 0.0 8 h after light 0.627475 0.0 1.25495 12 h after light 2.66526 0.0 5.33052 2 h after dark 5.22705 0.0 10.4541 4 h after dark 0.0 0.0 0.0 8 h after dark 0.0 0.0 0.0 12 h after dark 0.0 0.0 0.0