How much are KDP Select All Stars Paid?

What are KDP Select All Stars? Each month, Amazon determines the Top 100 Authors in KDP Select (Kindle Digital Publishing Select) whose books were read the most in Kindle Unlimited (KU) and Kindle Owners Lending Library (KOLL). They get designated as 'KDP Select All Stars' and get a special bonus, on top of whatever they get from their pages read earnings How much are KDP Select All Stars Paid?...