In the second quarter of 2012, the system carried approximately 419,400 passengers per day.
At its peak in 1987, the system carried 23,000 passengers a day.
They are sometimes used though when it is busy to let the system carry more passengers.
In 2007, the system carried 28.4 million passengers, a growth of 10% since 2006.
The sound system carried her voice clearly, exactly as she'd intended.
In 2012, the system carried 10,612,897 passengers, the highest number for any of the previous ten years.
One system will carry 60 percent of the Government's phone traffic, and the other the balance.
The system carried an average of over 1.78 million passengers per day in December 2012.
According to the agency, the system carried 3.26 million riders in 2011, a 3% increase from 2010.
By the 1970's, L5 systems could carry 132,000 calls or more than 200 television programs.