Date Announcement 1-9-06 5-Year Note Announcement 1-9-06 10-Year TIPS Announcement 1-19-06 20-Year TIPS Announcement 1-23-06 2-Year Note Announcement 2-1-06 3-Year Note Announcement 2-1-06 10-Year Note Announcement 2-1-06 30-Year Bond Announcement 2-16-06 2-Year Note Announcement 2-16-06 5-Year Note Announcement 3-6-06 10-Year Note Announcement 3-23-06 2-Year Note Announcement 3-23-06 5-Year Note Announcement   4-10-06 10-Year TIPS Announcement 4-20-06 5-Year TIPS Announcement 4-24-06 2-Year Note Announcement 4-24-06 5-Year Note Announcement 5-3-06 3-Year Note Announcement 5-3-06 10-Year Note Announcement 5-22-06 2-Year Note Announcement 5-22-06 5-Year Note Announcement 6-5-06 10-Year Note Announcement 6-22-06 2-Year Note Announcement 6-22-06 5-Year Note Announcement   7-10-06 10-Year TIPS Announcement 7-24-06 2-Year Note Announcement 7-24-06 5-Year Note Announcement 7-20-06 20-Year TIPS Announcement 8-2-06 3-Year Note Announcement 8-2-06 10-Year Note Announcement 8-2-06 30-Year Bond Announcement 8-21-06 2-Year Note Announcement 8-21-06 5-Year Note Announcement 9-11-06 10-Year Note Announcement 9-25-06 2-Year Note Announcement 9-25-06 5-Year Note Announcement   10-4-06 10-Year TIPS Announcement 10-23-06 2-Year Note Announcement 10-23-06 5-Year Note Announcement 10-23-06 5-Year TIPS Announcement 11-1-06 3-Year Note Announcement 11-1-06 10-Year Note Announcement 11-22-06 2-Year Note Announcement 11-22-06 5-Year Note Announcement 12-11-06 10-Year Note Announcement 12-18-06 2-Year Note Announcement 12-18-06 5-Year Note Announcement

Date Auction 1-11-06 5-Year Note Auction 1-12-06 10-Year TIPS Auction 1-24-06 20-Year TIPS Auction 1-25-06 2-Year Note Auction 2-7-06 3-Year Note Auction 2-8-06 10-Year Note Auction 2-9-06 30-Year Bond Auction 2-22-06 2-Year Note Auction 2-23-06 5-Year Note Auction 3-9-06 10-Year Note Auction 3-27-06 2-Year Note Auction 3-29-06 5-Year Note Auction   4-12-06 10-Year TIPS Auction 4-25-06 5-Year TIPS Auction 4-26-06 2-Year Note Auction 4-27-06 5-Year Note Auction 5-9-06 3-Year Note Auction 5-11-06 10-Year Note Auction 5-24-06 2-Year Note Auction 5-25-06 5-Year Note Auction 6-8-06 10-Year Note Auction 6-27-06 2-Year Note Auction 6-28-06 5-Year Note Auction   7-13-06 10-Year TIPS Auction 7-26-06 2-Year Note Auction 7-27-06 5-Year Note Auction 7-25-06 20-Year TIPS Auction 8-8-06 3-Year Note Auction 8-10-06 10-Year Note Auction 8-10-06 30-Year Bond Auction 8-23-06 2-Year Note Auction 8-24-06 5-Year Note Auction 9-14-06 10-Year Note Auction 9-27-06 2-Year Note Auction 9-28-06 5-Year Note Auction   10-12-06 10-Year TIPS Auction 10-24-06 2-Year Note Auction 10-25-06 5-Year Note Auction 10-26-06 5-Year TIPS Auction 11-7-06 3-Year Note Auction 11-9-06 10-Year Note Auction 11-27-06 2-Year Note Auction 11-28-06 5-Year Note Auction 12-14-06 10-Year Note Auction 12-20-06 2-Year Note Auction 12-21-06 5-Year Note Auction