Online Holiday Spending Boosts E-Commerce to Record Annual Sales of $143 Billion

RESTON, VA, January 5, 2006 – Comscore Networks today released holiday season and annual
spending figures for full year 2005. Online non-travel spending during the 2005 holiday season
(November 1 through December 31, 2005) totaled $19.6 billion, representing a 25-percent increase over
the $15.7 billion posted during the corresponding period in 2004. Online travel spending generated an
additional $8.6 billion during November and December. Total Internet spending for the full year 2005,
including travel, reached $143.2 billion, up 22 percent over the $117.2 billion spent online in 2004.

Press
Bill Daddi
Daddi Brand Communications
646-370-1341
press@comscore.com