For model year 2010 there is only one change - the re-introduction of Athena.
The range therefore is:
* New for model year 2010
In the modern Campagnolo tradition, the number in the first part of the model code is the year of introduction. Also 'X' in the second part of the model code indicates 10 speed, and '1' in the second part of the model code indicates 11 speed.
These images come from a pdf, downloaded from the Campagnolo web site some years ago.