"In a decade of service after the conclusion of the war, fatality rates improved from a rough average of 1 per 100,000 miles flown, to 1 per 1.4 million miles flown in 1927.A total of 34 Contract Air Mail routes would eventually be established in the US between February 15, 1926, and October 25, 1930, however with the so-called "Air Mail Scandal" in 1934 the USPOD cancelled all the contracts on February 9, 1934, which resulted in the suspension of commercial CAM service effective February 19, 1934.