condition mean min max 3 h after light 0.49132333333333333 0.0 1.47397 6 h after light 1.3236833333333333 0.0 2.92309 9 h after light 0.38272 0.0 1.14816 12 h after light 2.9225975 1.94547 4.80699 3 h after dark 4.2820833333333335 2.38481 5.96174 6 h after dark 5.50841 3.09034 8.31644 9 h after dark 7.438913333333333 6.16568 9.63557 12 h after dark 1.5098500000000001 1.18083 1.83887