condition mean min max 0 h after light 0.6563005 0.58184 0.730761 2 h after light 0.921219 0.870981 0.971457 4 h after light 0.7268255 0.665394 0.788257 8 h after light 1.4491 1.30192 1.59628 12 h after light 3.440125 3.11666 3.76359 2 h after dark 3.36659 3.03926 3.69392 4 h after dark 2.70743 2.60971 2.80515 8 h after dark 1.60499 1.52702 1.68296 12 h after dark 0.760508 0.724597 0.796419