condition mean min max 2 h after light 3.2801085 0.0 14.5429 6 h after light 5.234667166666667 0.0 20.0837 10 h after light 8.089627166666666 0.0 24.5933 14 h after light 0.94921 0.0 2.12429 18 h after light 1.2259978333333332 0.899377 1.51572 2 h after dark 3.908234833333333 0.824966 14.2387