Ranking wireless operators in the fourth quarter

The fourth-quarter announcements from the mobile operator industry has come to a close. How did they all stack up in the quarter? Which operator had the largest amount of revenue coming from data services? Strategy Analytics charted the top 10 U.S. wireless operators in the fourth quarter of 2009 by subscriber base. Major metrics include churn, ARPU and revenue--of each carrier. The subscriber figures include both retail and wholesale customers. Special feature.