As 2009 comes to a close, we’re giving you a look at how the cable news networks grew during the first decade of the 21st Century. In the case of Fox News, stratospheric growth of nearly 570% over 10 years. The charts track each network’s Nielsen ratings average for each of the last 10 years, from Dec. 27, 1999 – Dec. 23, 2009. First, the total day ratings averages for Monday-Sunday. And after the jump, the A25-54 demo. (Click for larger versions).

We’ll post the primetime charts tomorrow.