condition mean min max 2 h after light 0.0 0.0 0.0 6 h after light 0.46740333333333334 0.0 1.53397 10 h after light 0.0 0.0 0.0 14 h after light 0.2669816666666667 0.0 1.60189 18 h after light 0.5873833333333334 0.0 3.5243 2 h after dark 0.0 0.0 0.0