Alrighty, here goes -

Taxes on annual income -

0 upto 1st quartile of the distribution

5% on part 1st quartile to median

10% on part median to 90%ile

20% on part 90%ile to 99%ile

40% on part 99%ile up

Taxes each year on wealth -

0 upto 50M USD

1% on part 50M to 100M USD

2% on part 100M to 200M USD

3% on part 200M to 400M USD

4% on part 400M to 800M USD

5% on part 800M to 1.6B USD

6%… Keep going, you get the pattern