To obtain an accurate measurement of the U.S. swine industry, NASS surveyed roughly 4,700 operators across the nation during the first half of September. The data collected were received by electronic data recording, mail, telephone and through face-to-face interviews.
There will be a question and answer session during a live #StatChat on the @usda_nass Twitter account today at 4:00 p.m. EST to answer your question about the Quarterly Hogs and Pigs report. To ask a question, make sure you include the #StatChat to any questions you may have. The #statchat happens every quarter after the Quarterly Hogs and Pigs Report is released.
Source : usda.gov