In 2017, FMCSA had 511,746 active interstate freight carriers in it database. 442,432 carriers (86%) had NO safety rating; 49,913 (9.7%) had a satisfactory rating; 17,893 (3.4%) had a conditional; and, 1,508 (0.2%) had an unsatisfactory rating. (2018 FMCSA Pocket Guide to Large Truck and Bus Statistics – Page 28)