U.S. International Air Passenger and Freight data is confidential for a period of 6 months, after which it can be released. As a result, quarterly reports and the year to date/calenday year raw data files available here will always lag by two quarters.
How long does mail take to arrive? on average 3-4 days It also depends on the distance it has to travel. Mailing a letter, using the basic postage stamp, from one town to a town only 20 miles away, can be deliv â¦ ered next day.ow long does mail take to arrive? on average 3-4 days It also depends on the distance it has to travel. Mailing a letter, using the basic postage stamp, from one town to a town only 20 miles away, can be deliv â¦ ered next day.
First-Class Mail Times. The United States Postal Service reports that letters sent as First-Class Mail should take between one and three business days to reach their destination. This duration depends on how far your letter must travel to its destination.However, the one-to three-day arrival is an estimate, rather than a guarantee.ize and Price. For your letter to qualify as First-Class Mail, you must place it in a rectangular envelope. The weight restriction for First-Class Mail is 13 ounces, which is important to consider if you're enclosing hefty items such as magazines or photographs in your envelope.