In 2016, the US took in about 1,442,385,000,000 total of which 839,898,000,000 was from the top 5% of individual earners. That's OVER HALF of the total amount[1].
You're wrong. You're point is not valid or based in the actual data. To say that hundreds of millions or billions of dollars in extra revenue couldn't help fund social programs or improve the conditions of the impoverished is factually inaccurate.
[1]https://taxfoundation.org/summary-latest-federal-income-tax-...