"Event Id"|"Underlying"|"Symbol"|"Exchange"|"Type"|"Start Datetime"|"End Datetime"|"Average Bid Size"|"Average Ask Size"|"Average Spread"
"201901150900033"|"PCG"|"PCG_190118P7."|"AMEX"|"Limit"|"01/15/19 09:39:59.000"|"01/15/19 09:40:14.000"|1|1|3.93
"201901280900024"|"PCG"|"PCG_190222C18."|"AMEX"|"Straddle"|"01/28/19 11:17:54.000"|"01/28/19 11:17:54.000"|0|7|4.67
"201901280900025"|"PCG"|"PCG_190222C18."|"AMEX"|"Limit"|"01/28/19 11:17:54.000"|"01/28/19 11:17:54.000"|0|7|4.67
"201901280900026"|"PCG"|"PCG_190222C18."|"AMEX"|"Straddle"|"01/28/19 11:17:54.000"|"01/28/19 11:17:54.000"|0|7|4.67
"201901280900027"|"PCG"|"PCG_190222C18."|"AMEX"|"Limit"|"01/28/19 11:17:54.000"|"01/28/19 11:17:54.000"|0|7|4.67
"201901280900028"|"PCG"|"PCG_190222C18."|"AMEX"|"Straddle"|"01/28/19 11:17:54.000"|"01/28/19 11:17:54.000"|0|7|4.67
"201901280900029"|"PCG"|"PCG_190222C18."|"AMEX"|"Limit"|"01/28/19 11:17:54.000"|"01/28/19 11:17:54.000"|0|7|4.67
"201901280900030"|"PCG"|"PCG_190222C18."|"AMEX"|"Straddle"|"01/28/19 11:17:54.000"|"01/28/19 11:17:54.000"|0|7|4.67
"201901280900031"|"PCG"|"PCG_190222C18."|"AMEX"|"Straddle"|"01/28/19 11:17:54.000"|"01/28/19 11:17:54.000"|0|7|4.67
"201901280900032"|"PCG"|"PCG_190222C18."|"AMEX"|"Limit"|"01/28/19 11:17:54.000"|"01/28/19 11:17:54.000"|0|7|4.67
"201901280900033"|"PCG"|"PCG_190222C18."|"AMEX"|"Straddle"|"01/28/19 11:17:54.000"|"01/28/19 11:17:54.000"|0|7|4.67
"201901280900034"|"PCG"|"PCG_190222C18."|"AMEX"|"Straddle"|"01/28/19 11:17:54.000"|"01/28/19 11:17:54.000"|0|7|4.67
"201901280900035"|"PCG"|"PCG_190222C18."|"AMEX"|"Limit"|"01/28/19 11:17:54.000"|"01/28/19 11:17:54.000"|0|7|4.67
"201901280900036"|"PCG"|"PCG_190222C18."|"AMEX"|"Straddle"|"01/28/19 11:17:54.000"|"01/28/19 11:17:54.000"|0|7|4.67
"201901280900037"|"PCG"|"PCG_190222C18."|"AMEX"|"Straddle"|"01/28/19 11:17:54.000"|"01/28/19 11:17:54.000"|0|7|4.67
"201901280900038"|"PCG"|"PCG_190222C18."|"AMEX"|"Limit"|"01/28/19 11:17:54.000"|"01/28/19 11:17:54.000"|0|7|4.67
"201901280900039"|"PCG"|"PCG_190222C18."|"AMEX"|"Straddle"|"01/28/19 11:17:54.000"|"01/28/19 11:17:55.000"|0|4|4.78
"201901280900062"|"PCG"|"PCG_190201C14."|"AMEX"|"Limit"|"01/28/19 11:18:05.000"|"01/28/19 11:18:20.000"|0|5|2.71
"201901300500002"|"ESS"|"ESS_190215C280."|"AMEX"|"Straddle"|"01/30/19 13:22:11.000"|"01/30/19 13:22:11.000"|2|2|4.22
"201901300500002"|"ESS"|"ESS_190719C280."|"AMEX"|"Straddle"|"01/30/19 13:22:11.000"|"01/30/19 13:22:11.000"|2|2|4.31
"201901300500003"|"ESS"|"ESS_190719C280."|"AMEX"|"Straddle"|"01/30/19 13:22:11.000"|"01/30/19 13:22:11.000"|2|2|4.31
"201901300500003"|"ESS"|"ESS_190215C280."|"AMEX"|"Straddle"|"01/30/19 13:22:11.000"|"01/30/19 13:22:11.000"|2|2|4.22
"201901300500004"|"ESS"|"ESS_190719C280."|"AMEX"|"Straddle"|"01/30/19 13:22:11.000"|"01/30/19 13:22:11.000"|2|2|4.31
"201901300500004"|"ESS"|"ESS_190215C280."|"AMEX"|"Straddle"|"01/30/19 13:22:11.000"|"01/30/19 13:22:11.000"|2|2|4.22
"201901300500005"|"ESS"|"ESS_190215C280."|"AMEX"|"Straddle"|"01/30/19 13:22:11.000"|"01/30/19 13:22:11.000"|2|2|4.22
"201901300500005"|"ESS"|"ESS_190719C280."|"AMEX"|"Straddle"|"01/30/19 13:22:11.000"|"01/30/19 13:22:11.000"|2|2|4.31
"201901150900002"|"PCG"|"PCG_190118P9."|"AMEX"|"Limit"|"01/15/19 09:35:59.000"|"01/15/19 09:36:07.000"|36|3|0.78
"201901150900002"|"PCG"|"PCG_190118P7."|"AMEX"|"Limit"|"01/15/19 09:35:59.000"|"01/15/19 09:36:07.000"|62|11|3.11
"201901150900002"|"PCG"|"PCG_190118P8."|"AMEX"|"Limit"|"01/15/19 09:35:59.000"|"01/15/19 09:36:07.000"|40|1|2.19
"201901150900005"|"PCG"|"PCG_190118P8."|"AMEX"|"Limit"|"01/15/19 09:36:13.000"|"01/15/19 09:36:15.000"|16|1|2.12
"201901150900012"|"PCG"|"PCG_190118P8."|"AMEX"|"Limit"|"01/15/19 09:36:15.000"|"01/15/19 09:36:16.000"|23|1|2.13