46 CFR § 404.108
Ratemaking step 8: Calculate average weighting factors by Area
April 15, 2021
The Director calculates the average weighting factor for each area by computing the 10-year rolling average of weighting factors applied in that area, beginning with the year 2014. If less than 10 years of data are available, the Director calculates the average weighting factor using data from each year beginning with 2014.
[USCG-2016-0268, 82 FR 41496, Aug. 31, 2017]