condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.00679335 0.0 0.0135867 12 h after light 0.0056485 0.0 0.011297 4 h after dark 0.004578866666666666 0.0 0.0137366 8 h after dark 0.013632266666666667 0.0 0.0210576 12 h after dark 0.0014621900000000001 0.0 0.00438657