Two standard deviations to the left will be minus 2, and so on and so forth. Minus 3 will be three standard deviations to the left, because the standard deviation is 1. So let's see if we can answer this question. So what's the percentage of data below 1? So the percentage, the part A, that's this stuff right here. So everything below 1, so it's all of, well not just that little center portion, it keeps going. Everything below 1, right?