The statistic illustrates the number of U.S. air travelers enrolled in DHS Trusted Traveler programs between 2014 and 2017, by type. As of December 31 2017, *** million people were enrolled in the TSA Pre✓ program.
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A4A. (February 20, 2018). Number of U.S. airline travelers enrolled in DHS Trusted Traveler programs from 2014 to 2017, by type of program (in millions of persons) [Graph]. In ÌÇÐÄÆƽâ°æ. Retrieved August 03, 2026, from /statistics/862467/airline-travelers-us-enrollment-in-dhs-trusted-traveler-programs/
A4A. "Number of U.S. airline travelers enrolled in DHS Trusted Traveler programs from 2014 to 2017, by type of program (in millions of persons)." Chart. February 20, 2018. ÌÇÐÄÆƽâ°æ. Accessed August 03, 2026. /statistics/862467/airline-travelers-us-enrollment-in-dhs-trusted-traveler-programs/
A4A. (2018). Number of U.S. airline travelers enrolled in DHS Trusted Traveler programs from 2014 to 2017, by type of program (in millions of persons). ÌÇÐÄÆƽâ°æ. ÌÇÐÄÆƽâ°æ Inc.. Accessed: August 03, 2026. /statistics/862467/airline-travelers-us-enrollment-in-dhs-trusted-traveler-programs/
A4A. "Number of U.S. Airline Travelers Enrolled in Dhs Trusted Traveler Programs from 2014 to 2017, by Type of Program (in Millions of Persons)." ÌÇÐÄÆƽâ°æ, ÌÇÐÄÆƽâ°æ Inc., 20 Feb 2018, /statistics/862467/airline-travelers-us-enrollment-in-dhs-trusted-traveler-programs/
A4A, Number of U.S. airline travelers enrolled in DHS Trusted Traveler programs from 2014 to 2017, by type of program (in millions of persons) ÌÇÐÄÆƽâ°æ, /statistics/862467/airline-travelers-us-enrollment-in-dhs-trusted-traveler-programs/ (last visited August 03, 2026)
Number of U.S. airline travelers enrolled in DHS Trusted Traveler programs from 2014 to 2017, by type of program (in millions of persons) [Graph], A4A, February 20, 2018. [Online]. Available: /statistics/862467/airline-travelers-us-enrollment-in-dhs-trusted-traveler-programs/
