condition mean min max 3 h after light 0.0 0.0 0.0 7 h after light 0.0 0.0 0.0 11 h after light 0.010293 0.0 0.123516 2 h after dark 0.004276133333333334 0.0 0.0513136 6 h after dark 0.0017439416666666667 0.0 0.0209273 10 h after dark 0.0 0.0 0.0