condition mean min max 3 h after light 0.0 0.0 0.0 6 h after light 0.0 0.0 0.0 9 h after light 0.0 0.0 0.0 12 h after light 0.028685 0.0 0.11474 3 h after dark 0.04743666666666666 0.0 0.14231 6 h after dark 0.108855 0.0 0.203624 9 h after dark 0.0 0.0 0.0 12 h after dark 0.070464 0.0 0.140928