condition mean min max 3 h after light 1.3135940000000002 0.603732 1.81932 6 h after light 1.316279 0.772637 1.75602 9 h after light 2.0087200000000003 1.02048 2.53954 12 h after light 2.39699625 0.708815 3.89535 3 h after dark 2.185623333333333 1.46515 3.12579 6 h after dark 1.1892993333333335 0.978368 1.51895 9 h after dark 1.1527720000000001 0.883906 1.50692 12 h after dark 1.0001925 0.870595 1.12979