Okay, let's calculate the four firm concentration ratio for the U. S. Auto market. Here we have the top for firms you know we have to do is add up the American shares. So the student nine per 7 16 was for his 20. This one is 21 21 234 56 61 Brooks. So the four firm concentration ratio for the U. S. Auto market is 61. It's a concentrated right there. Or not. Um, yes, this is higher than you would like, right? For firms Thing of own 61% of the market. So I would say this relatively high. It's not too high. Well, just definitely. It might raise some eyebrows if two of these firms were too propose a merger.