Amazing to look at these 30 day moving ratings for the past two years.
Fox News looks more variable and is building audience, while the competition all seems to be blending toghether and approching 1 million or a half million viewers.
Fox's gain in audience over two years is two to four times the total audience of any single competitor .
Cable news ratings graphs
Not sure what it means, but there is probably some fascination data analysis in these numbers.