https://app.flipsidecrypto.com/velocity/queries/fdcb953b-b499-4719-aced-0394c78090a1
Pool values for the chart above can be checked for instance at https://thornode.ninerealms.com/thorchain/pool/BNB.BUSD-BD1?height=5984326 (for the most recent row at the top).
The fall of the pool's Pool Unit Value Index closely tracks the fall of the pool's RUNE price in Asset.