This year

2010: January

Previous years

2009: April May June July August September November December 2008: March April May 2006: January February March April May June July August September 2005: March April May June July August December 2004: January February March April May June July August October November 2003: January February March April May June July August September October November December 2002: January February March April May June July August September October November December 2001: January February March April May June July August September October November December 2000: April May June July August September October November December

*Yes, 2007 is conspicuously absent. That's either a sign that it was really good, or really bad.