Um...if he did why aren't you posting it..
Here is Biden's:
The first couple paid $150,439 in federal income taxes, a tax rate of 24.6% for 2021, well over the average of 14% for all Americans.
www.lemonde.fr
we are waiting...
You do know Xi can't post all of it..because if he posted all the true numbers people in China would be outraged at his actual income/wealth...if he fudges it then his future successors will point out the discrepancy and have his revered pictures taken down as being scandalous.
This is the situation a system of endemic corruption brings.