All these tables can be found here.
So even after seeing these tables and realizing beyond a shadow of a doubt that the richest 25% American's pay way more in taxes than the bottom 75% of us, there will be those that feel that this isn't enough. Those people need to study up on Hauser's law. That law in effect states that no matter how much you tax the rich, the government is only going to bring in about 19% of the Gross Domestic Product in revenues. In essence, taxing the rich more will do nothing to pull us out of this pickle with our national debt that we are in. See the chart below: