condition mean min max 3 h after light 0.8196546666666666 0.421109 1.43357 6 h after light 1.0266616666666666 0.898205 1.1135 9 h after light 1.075807 0.661228 1.69145 12 h after light 1.078147 0.705108 1.33794 3 h after dark 1.118406 0.857038 1.24912 6 h after dark 0.2751726666666667 0.162481 0.392403 9 h after dark 0.49930406666666666 0.0834202 0.827317 12 h after dark 0.843836 0.788043 0.899629