By CBS 2 Chicago Staff

CHICAGO (CBS)– Chicago is known for its sports, food, landmarks and, for the sixth year in a row, its rats.

Orkin released its “Top 50 Rattiest Cities List” and Chicago took the top spot.

Los Angeles, New York, Washington, D.C. and San Fransisco were among the top five rattiest cities. Champaign, Illinois ranked No. 39.

Cities were ranked by the number of new rodent treatments performed from Sept. 1, 2019 to Aug, 31, 2020.