condition mean min max 3 h after light 1.3051523333333332 0.943167 1.57696 6 h after light 2.68712 1.74202 3.79617 9 h after light 1.9864666666666668 1.69873 2.222 12 h after light 0.760575 0.464664 1.01341 3 h after dark 1.17372 1.0396 1.3678 6 h after dark 0.6930193333333333 0.407494 0.852246 9 h after dark 1.9531093333333334 0.687578 3.3373 12 h after dark 5.19791 4.83404 5.41246