Dr. Copper, eh?
And the Baltic Dry Index as well I think.
“Baltic Dry decreased 14 or 1.97% to 695 on Thursday March 21 from 709 in the previous trading session. Historically, Baltic Exchange Dry Index reached an all time high of 11793 in May of 2008 and a record low of 290 in February of 2016.”
https://tradingeconomics.com/commodity/baltic