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 0.021604933333333336 0.0 0.0648148 12 h after light 0.0 0.0 0.0 3 h after dark 0.0671699 0.0 0.104377 6 h after dark 0.023080100000000003 0.0 0.0692403 9 h after dark 0.0 0.0 0.0 12 h after dark 0.07328033333333334 0.0 0.116585