condition mean min max 2 h after light 0.04660383333333334 0.0 0.279623 6 h after light 0.0 0.0 0.0 10 h after light 0.0 0.0 0.0 14 h after light 0.0 0.0 0.0 18 h after light 0.0627775 0.0 0.241315 2 h after dark 0.029035666666666668 0.0 0.174214