condition mean min max 0 h after light 3.3546449999999997 3.18559 3.5237 4 h after light 6.705325 3.40255 10.0081 8 h after light 0.3658705 0.337785 0.393956 4 h after dark 0.5232455 0.130361 0.91613 8 h after dark 4.590535 3.62524 5.55583 12 h after dark 13.4353 13.2555 13.6151