From this chart, the total 2015 volume was 154.2 billion pieces. Of that, 80 billion was advertising pieces (51.8%). Every Wednesday I get a mailbox full of th

From this chart, the total 2015 volume was 154.2 billion pieces. Of that, 80 billion was advertising pieces (51.8%). Every Wednesday I get a mailbox full of the equivalant of Sunday paper ad inserts. https://about.usps.com/who-we-are/postal-facts/decade-of-facts-and-figures.htm https://about.usps.com/who-we-are/postal-facts/decade-of-fac...