"Event Id"|"Underlying"|"Symbol"|"Exchange"|"Type"|"Start Datetime"|"End Datetime"|"Average Bid Size"|"Average Ask Size"|"Average Spread"
"201506150300003"|"CI"|"CI_150619C145."|"NYSA"|"Limit"|"20150615 12:00:37"|"20150615 12:00:52"|0|10|5.00
"201506171300001"|"AST"|"AST_150717C7.5"|"NYSA"|"Straddle"|"20150617 10:06:29"|"20150617 10:06:29"|11|1|0.21
"201506171300002"|"AST"|"AST_150717C7.5"|"NYSA"|"Limit"|"20150617 10:06:29"|"20150617 10:06:29"|11|1|0.21
"201506171300003"|"AST"|"AST_150717C7.5"|"NYSA"|"Straddle"|"20150617 10:06:29"|"20150617 10:06:30"|5|1|0.40
"201506250400006"|"CYH"|"CYH_150807C59."|"NYSA"|"Straddle"|"20150625 10:11:03"|"20150625 10:11:05"|3|4|3.92
"201506250400006"|"CYH"|"CYH_150807C61."|"NYSA"|"Straddle"|"20150625 10:11:03"|"20150625 10:11:05"|5|3|3.94
"201506250400006"|"CYH"|"CYH_150807C62."|"NYSA"|"Straddle"|"20150625 10:11:03"|"20150625 10:11:05"|1|6|4.23
"201506250600001"|"HUM"|"HUM_150724C190."|"NYSA"|"Straddle"|"20150625 13:41:34"|"20150625 13:41:34"|7|8|5.00
"201506250600002"|"HUM"|"HUM_150724C190."|"NYSA"|"Limit"|"20150625 13:41:34"|"20150625 13:41:34"|7|8|5.00
"201506250600003"|"HUM"|"HUM_150724C190."|"NYSA"|"Limit"|"20150625 13:41:34"|"20150625 13:41:37"|7|9|5.00