How much antifreeze does a 2000 navigator hold?

A 2000 Lincoln Navigator came from the factory with a 50 / 50 mix of

distilled water and GREEN color antifreeze ( meeting Ford specification

ESE-M97B44-A )

WITHOUT auxiliary rear heat ( 12.75 U.S. quarts of antifreeze mixed with an equal amount of preferably distilled water )

WITH auxiliary rear heat ( 14.0 quarts of antifreeze , rounded up )