Law firms are big, hiring is low and many practices are pinched. But what other details has the NLJ 350, The National Law Journal's annual survey of the nation's largest law firms, uncovered? Take a look at some facts that might surprise (or amuse) you. And be sure to check out the rest of our annual law firm report.

1. The NLJ 350 and its earlier iterations are 36 years old.

2. The biggest office in the U.S. is Skadden’s New York location, which has 675 attorneys.

3. The largest firm that fell off the list in 2013 was Dewey & LeBoeuf, which filed for bankruptcy in 2011.

4. Lewis Brisbois Bisgaard & Smith , with 867 lawyers total, has the largest Los Angeles office, with 269 lawyers.
5. Making its debut this year to the NLJ 350 is Charleston W. Virginia-based Bowles Rice, with 128 attorneys.
6. The smallest firm on the list is Looper Reed & McGraw, based in Houston with 117 lawyers.

7. Number of branch offices reported by NLJ 350 firms: 3,549.

8. The largest foreign office is at Hogan Lovells in London, where 521 of Hogan’s lawyers work.

9. NLJ 350 firms added just 622 associates in 2012. About 45,000 students graduate from law schools each year.
10. The biggest firm is DLA Piper with 4,036 lawyers.

11. Squire Sanders , with 1,257 lawyers, is the largest Cleveland-based firm.
12. New York has the most NLJ 350 lawyers of any city, with 21,831.