TV ads in the 2016 Democratic presidential primary: Hillary Clinton vs. Bernie Sanders

Source: Center for Public Integrity analysis of data from Kantar Media/CMAG covering ads broadcast between Aug. 1, 2015, and Jan. 11, 2016.

Note: Kantar Media/CMAG tracks TV ads on broadcast and national — but not local — cable.

Update, Jan. 12, 2016, 4 p.m.: This chart was updated to include TV ads aired between Jan. 5 and Jan. 11.