For the first time in history, the U.S. leveraged finance market is over $3 trillion. The vast majority of leveraged loans are covenant lite and the major issuance in high yield bonds is in the B- category.
Source: https://www.forbes.com/sites/mayrarodriguezvalladares/2021/08/10/the-us-leveraged-finance-market-is-at-a-record-3-trillion/