"Event Id"|"Underlying"|"Symbol"|"Exchange"|"Type"|"Start Datetime"|"End Datetime"|"Average Bid Size"|"Average Ask Size"|"Average Spread"
"201509163200010"|"LBIO"|"LBIO_150918P7.5"|"NYSA"|"Limit"|"20150916 14:19:04"|"20150916 14:19:19"|15|23|0.24
"201509173000023"|"ADXS"|"ADXS_150918P12.5"|"NYSA"|"Limit"|"20150917 14:29:55"|"20150917 14:30:10"|23|21|0.89
"201509210900022"|"P"|"P_160115C20."|"NYSA"|"Limit"|"20150921 10:10:17"|"20150921 10:10:18"|5|2|2.36
"201509210900023"|"P"|"P_160115C20."|"NYSA"|"Straddle"|"20150921 10:10:18"|"20150921 10:10:18"|5|4|2.78
"201509210900024"|"P"|"P_160115C20."|"NYSA"|"Limit"|"20150921 10:10:18"|"20150921 10:10:18"|5|4|2.78
"201509210900025"|"P"|"P_160115C20."|"NYSA"|"Straddle"|"20150921 10:10:18"|"20150921 10:10:19"|5|4|2.64
"201509210900063"|"P"|"P_160115C18."|"NYSA"|"Straddle"|"20150921 10:11:07"|"20150921 10:11:07"|735|10|2.50
"201509210900064"|"P"|"P_160115C18."|"NYSA"|"Limit"|"20150921 10:11:07"|"20150921 10:11:22"|740|20|2.74
"201509290900002"|"PRGO"|"PRGO_151016C155."|"NYSA"|"Straddle"|"20150929 12:21:17"|"20150929 12:21:17"|14|10|4.94
"201509290900003"|"PRGO"|"PRGO_151016C155."|"NYSA"|"Limit"|"20150929 12:21:17"|"20150929 12:21:28"|10|10|4.99
"201509303500003"|"SYNA"|"SYNA_151002C67.5"|"NYSA"|"Straddle"|"20150930 10:19:06"|"20150930 10:19:06"|13|13|4.99
"201509303500004"|"SYNA"|"SYNA_151002C67.5"|"NYSA"|"Limit"|"20150930 10:19:06"|"20150930 10:19:21"|2|2|4.99