- US-dollar-denominated exchange reserves - that would be US Treasury securities, US corporate bonds, US mortgage-backed securities, etc. held by foreign central banks - rose 1.9% in the second quarter to $6.9 trillion, according to the IMF's COFER data release.
- The yen has backed off a little from its surge that had started in 2015, and peaked at 5.9% in Q4 2019 and Q1 2020. In Q2, it ticked down to 5.7%.
- The US dollar's status as the dominant reserve currency and as the dominant international funding currency creates a lot of demand for dollar-denominated instruments, and permits the US to fund its gigantic trade deficits and its even more gigantic fiscal deficits.
For further details see:
How Has The U.S. Dollar Held Up As 'Global Reserve Currency' During Q2 Turmoil?