Four interesting facts and numbers for May 5, 2012

 1. $81.29 is the price of a 200-rocket fireworks package that explodes in the shape of the buyer’s face.

2. 15% ceiling on price increases that many London business have pledged to observe for any markups during the summer’s London Olympics.

3. 30% – percentage of US workers who sleep less than six hours per night according to the National Sleep Foundation.

4. 68,000 guns seized by Mexican authorities from 2007 to 2011 that can be traced back to the U.S. according to the ATF.