condition mean min max 3 h after light 1.4427186666666665 0.902276 1.92881 6 h after light 1.5861433333333332 1.31985 1.78135 9 h after light 2.3637566666666667 1.95916 2.9812 12 h after light 3.65497 1.28894 5.04918 3 h after dark 3.3934599999999997 2.85819 4.21442 6 h after dark 2.52777 1.88243 2.98059 9 h after dark 1.37159 1.31509 1.41176 12 h after dark 0.9411639999999999 0.635018 1.24731