Variety is out with its latest weekly Movie Commercial Tracker, powered by the TV advertising attention analytics company iSpot.tv. Twentieth Century Fox comes out on top with an estimated $6.88 million in spending for the week ending Sunday for ads plugging "Hidden Figures" (above), based on the true story of Katherine Johnson, the African American mathematician who worked for NASA during the dawn of the space program. Warner Bros., Paramount and Universal (on the list twice, for "Sing" and "Split") are also in the top 5.Variety's chart serves up all kinds of data from iSpot, including the number of airings, creative variations and the top networks for each of the top 5 most-advertised movies (in the case of "Hidden Figures," NBC and BET). See the full chart here. (iSpot tracks TV ads in real time and measures attention for commercials from more than 10 million smart TVs. Learn more about the iSpot.tv platform and methodology.)