Supporting Documents
Documents describe the format and content of the historical bid and offer data posted in this section of the Web site.
| Date | Document Title | Document Type | |
| Apr 30, 2008 |  |
PDF (287k) | |
| Apr 18, 2008 |  |
DOC (2.6Mb) | |
| Mar 29, 2007 |  |
XLS (37k) | |
