Isn't it more likely that it's just the bigger the fraud the more likely we are to hear about it, whereas even if 50% of deals the size you went through turned

Isn't it more likely that it's just the bigger the fraud the more likely we are to hear about it, whereas even if 50% of deals the size you went through turned out fraudulent most of them wouldn't make the news and the ones that did might still not make the front page of HN?