births? well, we do a couple of things in our analysis. as you mentioned, we look at searches and tweets. to see what people are looking for online. you know, exactly the days that the show was on. and you see these spikes in activity that look like people are searching for things like how do i get birth control, tweeting about birth control being 16 and pregnant being the best form of contraception. that s part of our analysis, but then we go on to look at the actual birth dates werks have all the births that occurred in the united states over the last several years, we looked at the place where is 16 and pregnant was more popular on the basis of neilson ratings are the place where is we see large declines in teenaged child bearing and that s what we see. you looked as all this data, did you get it down to how many pregnants were prevented? do you have anne estimation the?