CBOE Intra-Day Volume (*All times are Central) Half Hourly Exchange Volume Report For 6/6/2007 Please note: As of 01/26/2005, all reported volume on Options on the Nasdaq 100 Index Tracking Stock (QQQ), including LEAPS, will be reflected within the "Index" 1/2 Hourly Volume column immediately below rather than within the "Equity" 1/2 Hourly Volume column immediately below. Equity Index Total Put / Call Time Calls Puts Total Calls Puts Total Calls Puts Total Ratio 9:00 AM 169614 82971 252585 52886 188217 241103 222520 271188 493708 1.22 9:30 AM 297069 152073 449142 98457 310791 409248 395546 462864 858410 1.17 10:00 AM 399607 229638 629245 159989 459129 619118 559616 688767 1248383 1.23 10:30 AM 485066 281301 766367 217396 582968 800364 702482 864269 1566751 1.23