Worldwide ages of consent (for sexual activity)

An interesting and impressively comprehensive table is posted at AVERT.org - an international AIDS charity.  I won't reproduce the table here (that's what the link is for).  The worldwide average is 16, with lots of 14s and 13s, and the lowest is age 12 in the Vatican State.  This was explained by someone in the Reddit discussion thread:

This because when the Vatican was created in 1929 they adopted the then current Italian legal code in its entirety, haven't changed it since.