| Total PHLX World Currency Options Volume: | 4,838 |
| Rank | Stock Symbol | Company Name | Volume |
| 1 | XDA | AUSTRALIAN DOLLAR | 1,229 |
| 2 | XDN | JAPANESE YEN | 1,139 |
| 3 | XDE | EURO | 1,087 |
| 4 | XDC | CANADIAN DOLLAR | 941 |
| 5 | XDB | BRITISH POUND | 349 |
| 6 | XDS | SWISS FRANC | 93 |
| Last Updated: As of Fri May 9 20:57:08 EDT 2008 | |||