condition mean min max 3 h after light 6.55822 3.36132 9.49714 6 h after light 7.78361 6.74436 9.83248 9 h after light 8.127473333333333 6.33878 10.2305 12 h after light 12.821466666666666 10.8501 15.4878 3 h after dark 3.4808133333333333 1.91645 6.17813 6 h after dark 2.86708 2.19969 3.94744 9 h after dark 1.4709 0.0 3.15653 12 h after dark 0.0 0.0 0.0