I found out that the 2011 mileage rates increased from 7/1/11-12/31/11.
Medical rates:
January 1 - June 30, 2011 = .19/mile.
July 1 - December 31, 2011 = 23.5/mile.
http://www.irs.gov/taxpros/article/0,,id=156624,00.html
Can you update 2011? In the meantime, I'll calculate it manually from an export.