I'm trying to figure out how much corn sugar to add to my bottling bucket. The style is 15A Weizen/Weissier. According to Beer Smith the volume of CO2 is 2.5-2.9, Brew Pal the volume of CO2 is 3.6-4.5, and The Beer Recipator the volume of CO2 is 3.6-4.5. Can anyone tell me which one is right?