Everyone loves a good infographic.  This one shows which birth dates are most popular … as you might expect, September seems to be the most common month for birthdays … all that winter time cuddling … predictably, Feb 29th and Jan 1st are the 2 least common dates.

Anyway, a nice heat map illustration of the data:

most-common-birth-dates-birthdays-20120517-095016

 

(This is directly from the Daily Viz website here, taking data from this NYT article)