Last Year Current Year 2020 Definitions 56 2.3 Annual Natural Gas Throughput from Gas Distribution Operations in thousands of standard cubic feet (Mscf/year) 375,964,195 367,568,920 This metric provides gas throughput from distribution (quantity of natural gas delivered to end users) reported under Subpart W, 40 C.F.R. 98.236(aa)(9)(iv), as reported on the Subpart W e-GRRT integrated reporting form in the “Facility Overview” worksheet Excel form, Quantity of natural gas delivered to end users (column 4).