"Event Id"|"Underlying"|"Symbol"|"Exchange"|"Type"|"Start Datetime"|"End Datetime"|"Average Bid Size"|"Average Ask Size"|"Average Spread" "201909120700001"|"KR"|"KR_190913P25.5"|"AMEX"|"Straddle"|"09/12/19 10:24:31.000"|"09/12/19 10:24:32.000"|38|96|0.19 "201909120700002"|"KR"|"KR_190913P25.5"|"AMEX"|"Limit"|"09/12/19 10:24:32.000"|"09/12/19 10:24:32.000"|34|92|0.16 "201909120700003"|"KR"|"KR_190913P25.5"|"AMEX"|"Straddle"|"09/12/19 10:24:32.000"|"09/12/19 10:24:32.000"|34|92|0.16 "201909120700004"|"KR"|"KR_190913P25.5"|"AMEX"|"Limit"|"09/12/19 10:24:32.000"|"09/12/19 10:24:32.000"|34|92|0.16 "201909120700005"|"KR"|"KR_190913P25.5"|"AMEX"|"Straddle"|"09/12/19 10:24:32.000"|"09/12/19 10:24:32.000"|34|92|0.16 "201909120700006"|"KR"|"KR_190913P25.5"|"AMEX"|"Limit"|"09/12/19 10:24:32.000"|"09/12/19 10:24:32.000"|34|92|0.16 "201909120700007"|"KR"|"KR_190913P25.5"|"AMEX"|"Straddle"|"09/12/19 10:24:32.000"|"09/12/19 10:24:32.000"|34|92|0.16 "201909120700008"|"KR"|"KR_190913P25.5"|"AMEX"|"Limit"|"09/12/19 10:24:32.000"|"09/12/19 10:24:32.000"|34|92|0.16 "201909120700009"|"KR"|"KR_190913P25.5"|"AMEX"|"Straddle"|"09/12/19 10:24:32.000"|"09/12/19 10:24:32.000"|34|92|0.16 "201909120700010"|"KR"|"KR_190913P25.5"|"AMEX"|"Limit"|"09/12/19 10:24:32.000"|"09/12/19 10:24:33.000"|44|49|0.28 "201909120700042"|"KR"|"KR_191018P25."|"AMEX"|"Straddle"|"09/12/19 10:24:44.000"|"09/12/19 10:24:44.000"|9|1|0.72 "201909120700043"|"KR"|"KR_191018P25."|"AMEX"|"Limit"|"09/12/19 10:24:44.000"|"09/12/19 10:24:44.000"|9|1|0.72 "201909120700044"|"KR"|"KR_191018P25."|"AMEX"|"Straddle"|"09/12/19 10:24:44.000"|"09/12/19 10:24:44.000"|9|1|0.72 "201909120700045"|"KR"|"KR_191018P25."|"AMEX"|"Straddle"|"09/12/19 10:24:44.000"|"09/12/19 10:24:44.000"|9|1|0.72 "201909120700046"|"KR"|"KR_191018P25."|"AMEX"|"Straddle"|"09/12/19 10:24:44.000"|"09/12/19 10:24:45.000"|8|1|0.72 "201909120700075"|"KR"|"KR_191018P23."|"AMEX"|"Straddle"|"09/12/19 10:27:27.000"|"09/12/19 10:27:27.000"|31|7|0.24 "201909120700076"|"KR"|"KR_191018P25."|"AMEX"|"Straddle"|"09/12/19 10:27:52.000"|"09/12/19 10:27:52.000"|51|2|0.62 "201909120700077"|"KR"|"KR_191018P25."|"AMEX"|"Straddle"|"09/12/19 10:27:52.000"|"09/12/19 10:27:52.000"|51|2|0.62 "201909120700078"|"KR"|"KR_191018P24."|"AMEX"|"Straddle"|"09/12/19 10:28:02.000"|"09/12/19 10:28:02.000"|48|9|0.31 "201909120700079"|"KR"|"KR_191018P24."|"AMEX"|"Straddle"|"09/12/19 10:28:02.000"|"09/12/19 10:28:02.000"|48|9|0.31 "201909180800007"|"MDR"|"MDR_190920P3."|"AMEX"|"Straddle"|"09/18/19 10:50:36.000"|"09/18/19 10:50:36.000"|0|6|2.51 "201909180800008"|"MDR"|"MDR_190920P3."|"AMEX"|"Limit"|"09/18/19 10:50:36.000"|"09/18/19 10:50:37.000"|0|7|2.52 "201909180800016"|"MDR"|"MDR_191018C4."|"AMEX"|"Limit"|"09/18/19 10:50:38.000"|"09/18/19 10:50:39.000"|6|35|0.27 "201909180800017"|"MDR"|"MDR_191018C4."|"AMEX"|"Straddle"|"09/18/19 10:50:39.000"|"09/18/19 10:50:39.000"|8|35|0.35 "201909180800018"|"MDR"|"MDR_191018C4."|"AMEX"|"Limit"|"09/18/19 10:50:39.000"|"09/18/19 10:50:39.000"|8|35|0.35 "201909180800019"|"MDR"|"MDR_191018C4."|"AMEX"|"Straddle"|"09/18/19 10:50:39.000"|"09/18/19 10:50:39.000"|8|35|0.35 "201909180800020"|"MDR"|"MDR_191018C4."|"AMEX"|"Straddle"|"09/18/19 10:50:39.000"|"09/18/19 10:50:39.000"|8|35|0.35 "201909180800021"|"MDR"|"MDR_191018C4."|"AMEX"|"Limit"|"09/18/19 10:50:39.000"|"09/18/19 10:50:42.000"|9|35|0.39 "201909180800031"|"MDR"|"MDR_190920P3."|"AMEX"|"Straddle"|"09/18/19 10:57:15.000"|"09/18/19 10:57:15.000"|63|60|0.28 "201909180800032"|"MDR"|"MDR_190920P3."|"AMEX"|"Straddle"|"09/18/19 10:57:15.000"|"09/18/19 10:57:15.000"|63|60|0.28 "201909180800033"|"MDR"|"MDR_190920P3."|"AMEX"|"Limit"|"09/18/19 10:57:15.000"|"09/18/19 10:57:16.000"|39|60|0.24 "201909180800038"|"MDR"|"MDR_190920P3."|"AMEX"|"Limit"|"09/18/19 10:57:18.000"|"09/18/19 10:57:31.000"|22|29|0.41 "201909180800081"|"MDR"|"MDR_200117P5."|"AMEX"|"Limit"|"09/18/19 14:27:21.000"|"09/18/19 14:27:36.000"|73|15|0.89 "201909183300029"|"MAT"|"MAT_191018C13."|"AMEX"|"Straddle"|"09/18/19 14:22:34.000"|"09/18/19 14:22:34.000"|0|3|4.49 "201909183300030"|"MAT"|"MAT_191018C13."|"AMEX"|"Straddle"|"09/18/19 14:22:34.000"|"09/18/19 14:22:34.000"|0|3|4.49 "201909183300031"|"MAT"|"MAT_191018C13."|"AMEX"|"Limit"|"09/18/19 14:22:34.000"|"09/18/19 14:22:34.000"|0|3|4.49 "201909183300032"|"MAT"|"MAT_191018C13."|"AMEX"|"Straddle"|"09/18/19 14:22:34.000"|"09/18/19 14:22:34.000"|0|3|4.49 "201909183300033"|"MAT"|"MAT_191018C13."|"AMEX"|"Straddle"|"09/18/19 14:22:34.000"|"09/18/19 14:22:34.000"|0|3|4.49 "201909183300034"|"MAT"|"MAT_191018C13."|"AMEX"|"Limit"|"09/18/19 14:22:34.000"|"09/18/19 14:22:34.000"|0|3|4.49 "201909183300035"|"MAT"|"MAT_191018C13."|"AMEX"|"Straddle"|"09/18/19 14:22:34.000"|"09/18/19 14:22:35.000"|0|2|4.72