 Year over year over year, that seems to be the one where we get the best response on corn. On beans, it's slightly different. We look for that R3 timeframe. So that's looking for that pods development in the top four nodes that we get at least three sixteenths of an inch long. And that one is very, very cut and dry. If it's not R3, it's not worth doing basically. R2 or R4, we see negative return on investment. R3 is the window we have to hit on soy