PS2 undershipped for holiday 2004. The Halo 2 boost only helped November, if you compare XBox's 2004 numbers to 2003 and 2002.
Thanks for posting this. Do you have handheld numbers?
"[Our former customers] are unable to find software which they WANT to play."
"The way to solve this problem lies in how to communicate what kind of games [they CAN play]."
Satoru Iwata, Nintendo President. Only slightly paraphrased.