"Event Id"|"Underlying"|"Symbol"|"Exchange"|"Type"|"Start Datetime"|"End Datetime"|"Average Bid Size"|"Average Ask Size"|"Average Spread"
"201604043500007"|"VCEL"|"VCEL_160415P5."|"NYSA"|"Limit"|"20160404 12:15:57"|"20160404 12:16:12"|0|40|0.18
"201604043500007"|"VCEL"|"VCEL_160415P7.5"|"NYSA"|"Limit"|"20160404 12:15:57"|"20160404 12:16:12"|8|19|0.83
"201604153400031"|"SGYP"|"SGYP_160415C3."|"NYSA"|"Limit"|"20160415 15:14:26"|"20160415 15:14:41"|23|10|0.84
"201604223500033"|"SRPT"|"SRPT_160429C15."|"NYSA"|"Limit"|"20160422 12:20:42"|"20160422 12:20:57"|499|53|1.89
"201604223500033"|"SRPT"|"SRPT_160429C22.5"|"NYSA"|"Limit"|"20160422 12:20:42"|"20160422 12:20:57"|295|35|1.52
"201604223500033"|"SRPT"|"SRPT_160520C20."|"NYSA"|"Limit"|"20160422 12:20:42"|"20160422 12:20:57"|269|102|1.84
"201604293500044"|"TRUE"|"TRUE_160520C7.5"|"NYSA"|"Straddle"|"20160429 12:32:34"|"20160429 12:32:35"|19|164|0.49