Lol no. The browns are a great example. People don't care about the Browns outside of their fans. They care about Baker and Odell and people are intrigued by the newness of everything but nobody gives a shit if the browns win or not. If those guys get injured in July your rating will be in the shits.
The difference is you actively care about the cowboys. Doesn't matter the players or coach, you're invested in them. Don't believe me look at the 2015 ratings. Look at how much more we'll do against our division than they do against each other. At the end of the day we're the Yankees, Lakers, Man U of the NFL. You'll either love it or hate it but you will care