The chart in the thread is just a partial screen shot, it is not the whole list.
If you click on the link for the original article, the complete list does indeed contain Marco Rubio, as well as a few other Republicans.
Well, that explains it. I clicked on the link (Twitter). I didn’t even see the other link at the very bottom.
Well, that explains it. I clicked on the link (Twitter), which the post said to do: “There are many useful charts and tables at the link shown in the Tweet. The last table at the bottom matches donation amounts with names.”
It said, “...the link shown in the Tweet.” So, I went to the Tweet, and I saw nothing with Rubio’s name on it.