The auctions attract hundreds of visitors, and many of their proceeds are donated to charity.
Britain's auction of five licenses last spring attracted 13 bidders and raised $34 billion, which was considered a staggering amount.
He said those auctions attracted thousands of people who had never been to auctions before.
The auction attracted considerable attention, including fake bids up to $400,000.
This auction will feature the first 30-year bond auction in six months and therefore should attract good demand, some traders said.
With a reserve price of US$65,000, the auction attracted a total of 36 entries.
An auction of €1.5bn of 47-week debt attracted a slightly higher rate, up to 0.97% from 0.7 68% last time.
The auction has attracted enquiries from all over the world.
Yesterday, traders admitted afterwards, they had persuaded themselves that the auction would attract strong demand and go very well.
Posted by the news site allfacebook.com, the auction has attracted nearly 40 bidders with five hours to go.