> The Mueller report detailed that the IRA spent $100,000 for over 3,500 Facebook advertisements, which included anti-Clinton and pro-Trump advertisements.
[0] https://en.wikipedia.org/wiki/Mueller_report#Social_media_ca...
Fun fact, 100k is 0.4% of the price of the Mueller report itself, at 25M.
https://www.cbsnews.com/news/election-2016s-price-tag-6-8-bi...
It doesn't include other things described in the paragraph that the IRA did, like organizing Trump rallies and running troll farms where they posed as Americans on social media.
It also doesn't cover things like paying for the operation to infiltrate the NRA etc.
And then of course there could be stuff we don't know about