What country are you talking about? Because in the US the top 1% pay about 40% of taxes [1]. The remaining 2-5% pay 20%. Almost all taxes are paid by people in the top quarter.
1. https://www.heritage.org/taxes/commentary/1-chart-how-much-t....
1. https://www.heritage.org/taxes/commentary/1-chart-how-much-t....