On May 9, [LME cash-3M copper] backwardation was $49.19/mt, with open interest at 295,096 lots, up by 4,392 lots. On May 9, [LME cash-3M aluminum] contango was $9.4/mt, with open interest at 723,185 lots, down by 9,468 lots. On May 9, [LME cash-3M lead] backwardation was $4.69/mt, with open interest at 148,946 lots, down by 778 lots. On May 9, [LME cash-3M zinc] contango was $26.13/mt, with open interest at 216,461 lots, up by 3,291 lots. On May 9, [LME cash-3M tin] contango was $43.01/mt, with open interest at 22,779 lots, up by 17 lots. On May 9, [LME cash-3M nickel] contango was $183.02/mt, with open interest at 242,324 lots, up by 1,422 lots.