"Event Id"|"Underlying"|"Symbol"|"Exchange"|"Type"|"Start Datetime"|"End Datetime"|"Average Bid Size"|"Average Ask Size"|"Average Spread"
"201307310600003"|"HLF"|"HLF_130802C70."|"NYSA"|"Straddle"|"20130731 11:10:18"|"20130731 11:10:19"|0|5|0.56
"201307310600004"|"HLF"|"HLF_130802C70."|"NYSA"|"Limit"|"20130731 11:10:19"|"20130731 11:10:20"|0|10|0.74
"201307310600007"|"HLF"|"HLF_130817C80."|"NYSA"|"Straddle"|"20130731 11:10:20"|"20130731 11:10:22"|0|8|0.36
"201307310600008"|"HLF"|"HLF_130817C80."|"NYSA"|"Limit"|"20130731 11:10:22"|"20130731 11:10:22"|0|6|0.60
"201307310600009"|"HLF"|"HLF_130802P55."|"NYSA"|"Straddle"|"20130731 11:10:22"|"20130731 11:10:29"|25|1|0.74
"201307310600009"|"HLF"|"HLF_130817C80."|"NYSA"|"Straddle"|"20130731 11:10:22"|"20130731 11:10:29"|0|10|0.88