condition mean min max 4 h after light 11.623425000000001 10.70669 12.54016 8 h after light 11.2799095 10.046787 12.513032 12 h after light 11.430425 9.676198 13.184652 4 h after dark 11.70248 11.70248 11.70248 8 h after dark 11.930247 11.267804 12.59269 12 h after dark 12.360071 12.360071 12.360071