### Question
How is the term population defined?


### Answer
The term **population** is defined in *49 U.S.C. § 47114* as the following:

> the population stated in the latest decennial census of the United States

#### Citation:
  - *49 U.S.C. § 47114*
  - Heading: **SUBTITLE VII-AVIATION PROGRAMS > PART B-AIRPORT DEVELOPMENT AND NOISE > CHAPTER 471-AIRPORT DEVELOPMENT > SUBCHAPTER I-AIRPORT IMPROVEMENT**

