Depending on your place in life, depending on how you look at the stats, you may be getting a good amount for your mortgage interest deduction.  Or maybe not.  From RealTrends,

For example, if the cutoff for where middle class ends and upper class begins is $100,000, then the group of people making over $100,000 represent 41 percent of people who claim a mortgage interest deduction, and they get 82 percent of the total benefit. Maybe it’s not surprising to anyone, but they also pay about 82 percent of all taxes. So, you would think, OK, the most benefit goes to people who make the most money (and probably have the more expensive homes and mortgages), and pay the most taxes. Fair, I guess.

Click through to the article for the other side of the story.